Just want the verdict? Jump to the verdict section — Kalshi rates 4.6 / 5 and is the default US-fiat choice for regulated event contracts. Already on Polymarket? Skip to Kalshi vs Polymarket on fees — what each platform actually costs you per trade. New here? Read the basics of prediction markets first so the fee curve below makes sense.
As of May 27, 2026, Kalshi is the only CFTC-registered Designated Contract Market built exclusively for US event contracts — and the only platform that pays you 3.50%–4.00% APY on idle cash while you trade. Here’s exactly what that’s worth, and the fee math nobody else shows you in plain English — sourced from Kalshi’s published fee schedule, App Store and Trustpilot review distributions, and CFTC filings.
Our Kalshi review verdict in one paragraph: Kalshi is the strongest legal posture in US event-contract trading — a CFTC-regulated Designated Contract Market headquartered in New York, available in all 50 states, with ACH funding, ~3.50%–4.00% APY on idle cash, and a 4.7-star iOS app. The fee schedule is harder to read than it should be, and customer support drags during peak events. For mainstream US traders who want a regulated platform without the USDC and crypto layer of Polymarket, Kalshi is the default answer. Overall rating: 4.6 / 5.
Below: a full Kalshi review covering fees, the referral program, customer-support complaints, app ratings, state availability, and how Kalshi compares to Polymarket and Robinhood Event Contracts. See also our head-to-head: Kalshi and Polymarket, our is Kalshi gambling explainer, and our Kalshi event-contract tax guide — or browse the full platforms directory.
The Kalshi review at a glance:
Kalshi at a glance
| Item | Detail |
|---|---|
| Overall rating | 4.6 / 5 |
| Regulator | CFTC (Designated Contract Market) |
| Founded | 2018 (launched 2021) |
| Headquartered | New York City |
| Geography | All 50 US states + DC; US residents only |
| Account minimum | $0 |
| Funding methods | ACH bank transfer, debit card, wire |
| Promo | Current welcome offer (terms vary; trading credit, 30-day expiry) |
| Interest on cash | ~3.50%-4.00% APY on cash and open positions (see below) |
| App | iOS + Android + web |
| Best for | US traders who want regulated event contracts without crypto/USDC complexity |
We may earn a commission when you sign up. Learn more. Trading prediction markets involves risk of loss.
Open my Kalshi account + lock in ~3.50% APY on idle cash → ACH funded · Apply code within 72 hours of signup · 30-day credit expiry.
Trading event contracts involves risk of loss. US residents only. Past performance is not indicative of future results. Read the terms in your Rewards section for current bonus amounts and trading requirements.
Pros & cons (the Kalshi review scorecard)
Pros
- Fully CFTC-regulated — the only US platform of this kind that is a Designated Contract Market (DCM), the same legal designation as CME and ICE futures exchanges.
- Massive event catalog across politics, sports, economics, climate, tech, culture, crypto, health, and world news.
- Earns interest on uninvested cash and on open positions — that’s unusual and meaningful for active traders.
- Available in all 50 states + DC, so you don’t need to check a geography list before signing up.
- Immediate funding — up to $150 of your first ACH deposit is available instantly; up to $250 on subsequent ACHs.
- Clean, mobile-first product with strong App Store and Play Store ratings.
- No deposit or withdrawal fee on ACH; no membership fee.
- Bank-tier custody — funds held in segregated, qualified custodial accounts per CFTC rules.
Cons
- Event contracts only — no stocks, options, crypto, ETFs, or futures. If you want a consolidated trading account, this is not it.
- Variable, tiered fee structure that is harder to forecast than a flat per-contract commission.
- US residents only — international users cannot sign up (a waitlist exists).
- 2% fee on debit-card deposits and withdrawals (ACH is free).
- Liquidity on niche markets can be thin, especially compared to Polymarket on certain political and crypto markets.
- Customer support is largely email-based and can lag during peak events (election nights, NFL playoffs, Fed days).
- Some sports markets compete with sportsbooks but the order-book mechanic is unfamiliar to traditional sports bettors.
- Mixed Trustpilot and BBB reviews alongside very high App Store ratings — a gap worth understanding.
What is Kalshi? (the foundation of any honest Kalshi review)
Kalshi is the first US exchange dedicated to event contracts that is regulated by the Commodity Futures Trading Commission (CFTC) as a Designated Contract Market (DCM). In plain English, that means Kalshi sits in the same regulatory bucket as CME Group and ICE Futures — the federal exchanges that host trading in oil, S&P 500 futures, and US Treasuries.
The company was founded in 2018 by Tarek Mansour and Luana Lopes Lara, two MIT graduates who met as undergraduates and worked at Google and on Wall Street (Goldman Sachs, Citadel, Five Rings) before launching the exchange. Their thesis was simple: people want to trade on the probability of real-world events — elections, jobs reports, Fed decisions, Super Bowl winners — and the existing options were either offshore, unregulated, or limited to a handful of academic experiments like PredictIt.
Kalshi’s regulatory journey was the hard part. The CFTC reviewed the application for two years before approving the company as a DCM in November 2020. Kalshi formally launched in June 2021. In February 2021, the company raised a $30 million Series A led by Sequoia Capital, with participation from Charles Schwab, Henry Kravis, SV Angel, and prior investors Neo and Y Combinator Continuity. Subsequent funding rounds and a heavyweight investor list have continued to back the company.
The defining moment came in 2024-2025. The CFTC initially tried to block Kalshi from listing political event contracts — most notably contracts on which party would control Congress. Kalshi sued the CFTC in federal court and won in a landmark decision. By the 2024 US election cycle, election event contracts were live on Kalshi and traded hundreds of millions of dollars in volume. The legal precedent now cements Kalshi’s right to list a wide range of event contracts, including politics, that earlier regulators had considered off-limits.
That history matters for one reason: regulatory legitimacy is Kalshi’s moat. Polymarket, the largest competitor by volume, operates on Polygon as a decentralized USDC platform and only re-entered the US through its 2025 acquisition of the QCEX exchange. Robinhood and Interactive Brokers offer a small subset of event contracts. Kalshi was first, is purpose-built, and is the cleanest US legal posture in the category.
For broader context, see our are prediction markets legal explainer.
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What r/Kalshi actually says about the UX:
“Easy to deposit, easy to trade, took maybe 3 days for my first ACH to clear. Fees are confusing but you get used to them. The mobile app is way better than I expected — it feels like Robinhood, not a sportsbook.”
— Synthesis of three r/Kalshi posts, Q1 2026
What I like about Kalshi
A genuinely enormous catalog of event markets
Kalshi’s market selection is the broadest in regulated US event trading. As of 2026, you can trade contracts in:
- Economics — CPI, unemployment, Fed rate decisions, GDP, jobless claims
- Politics — election outcomes, congressional control, cabinet confirmations, gubernatorial races
- Sports — NFL, NBA, MLB, NHL, MLS, NCAA football and basketball, UFC, golf majors, tennis Grand Slams, F1, soccer
- Climate & weather — hurricane categories, temperature highs, snowfall, hottest day of the year
- Tech & science — AI benchmarks, FDA approvals, satellite launches, IPO timelines
- Crypto & financials — bitcoin price targets, S&P 500 closing levels, Nasdaq performance
- Culture & entertainment — Oscars, Grammys, box office performance, streaming chart positions
- Companies — earnings beats, executive moves, antitrust outcomes, M&A close dates
- World events — geopolitical milestones, treaty signings, central bank decisions
Compared to Robinhood and Interactive Brokers, which list a much smaller event-contract menu, Kalshi has more depth in every category. Compared to Polymarket, Kalshi has stronger coverage of US-specific economic data and sports, while Polymarket retains a lead on certain global and political prediction markets.
A real interest rate on your cash and your open positions
This is one of Kalshi’s most underrated features. Many event contract platforms hold your funds as a non-interest-bearing balance. Kalshi pays interest on:
- Uninvested cash sitting in your account, and
- The collateral on your open positions (the cash that’s locked up backing a contract you’ve bought).
The rate floats with prevailing short-term Treasury rates, but as of early 2026 it has sat in the 3.50%-4.00% APY range — comparable to a high-yield savings account or a money market fund. For a trader with $2,000-$10,000 in account balance across cash and positions, that interest meaningfully offsets transaction fees over the course of a year. Verify the current APY in your Kalshi account before relying on a specific number — it changes with the rate environment.
A genuinely good app and web product
Both the iOS and Android apps are well-rated (App Store: ~4.7 / 5; Google Play: ~4.4 / 5), and the web interface is clean. Markets are categorized by topic, each market has a chart of price history, an order book, and a clear “Yes” / “No” interface that translates into binary contract economics under the hood. Beginners can place trades without understanding the underlying option-style math; advanced users can drop into order-book depth and limit orders.
Immediate funding so you don’t miss a market move
Event contracts move fast — a non-farm payrolls miss, a debate gaffe, a buzzer-beater can move a market 20 points in seconds. Kalshi recognized this and offers immediate availability on bank transfers:
- First ACH deposit: up to $150 available instantly to trade.
- Subsequent ACH deposits: up to $250 instantly.
- Debit card deposits: instant, but carry a 2% fee.
The rest of a larger deposit follows when ACH settles in 3-5 business days, but you don’t have to sit on your hands while it clears.
The strongest US legal posture in the category
This is the meta-pro. Kalshi is the only US event-contract exchange that is a CFTC-registered DCM dedicated to this asset class. That status:
- Subjects Kalshi to ongoing CFTC oversight, audits, and reporting requirements
- Requires customer fund segregation in qualified custodial accounts
- Means contracts are legally classified as derivatives, not gambling — important for both federal regulation and tax treatment
- Survived a high-profile CFTC legal challenge over political event contracts
- Provides a clearer path for institutional participation than alternatives
If your decision criterion is “I want to trade event contracts on a platform that I’m confident won’t get shut down or rug-pulled,” Kalshi is the answer.
We may earn a commission when you sign up. Learn more. Trading prediction markets involves risk of loss.
Open my Kalshi account + earn ~3.50% APY on cash →
Trading event contracts involves risk of loss. US residents only. Bonus is trading credit, profits are withdrawable.
Where Kalshi falls short
Event contracts and nothing else
If you want to consolidate your stocks, options, ETFs, and event contracts into one brokerage account, Kalshi can’t be that. You’ll still need a separate brokerage (Robinhood, Schwab, Fidelity, Interactive Brokers) for everything that isn’t a binary event contract. Robinhood and IBKR offer a smaller event-contract selection precisely because they’re full-service brokers; Kalshi’s tradeoff is depth over breadth.
A tiered fee structure that’s harder to read than it should be
Kalshi doesn’t charge a flat per-contract commission. Instead, it charges a variable transaction fee that’s calculated against the expected earnings of the contract — effectively, the price × implied probability of payout. The mechanic is mathematically sound, but the result is a fee schedule that takes a chart to grasp (see the table below). Compared to Robinhood’s flat $0.01 per contract, Kalshi’s costs require more mental math at the time of the trade.
US-only
If you live outside the United States, you cannot use Kalshi today. There’s a waitlist for international users, but no public timeline. International traders generally use Polymarket (via USDC on Polygon) instead.
Liquidity can be thin on niche markets
Headline markets — Fed decisions, major elections, Super Bowl winner — have deep books and tight bid-ask spreads on Kalshi. But move into a niche market (a specific senate race in a non-swing state, a local weather contract, an obscure tech milestone) and you’ll often see wide spreads or limited size. Polymarket, by virtue of its global user base and deep market-maker activity, tends to have more liquidity on certain political contracts. If liquidity is your top criterion in a specific market, compare the order books before committing capital.
Customer support is email-only and slow during peaks
There’s no live chat or phone line. Support tickets get answered, but during election nights, playoff weekends, and Fed days the queue can stretch to days. This is the single most common Trustpilot and BBB complaint about Kalshi.
Mixed sentiment across third-party review sites
App Store and Play Store ratings are very high (4.7 and 4.4 respectively across tens of thousands of reviews). But Trustpilot sits around 2.6 / 5 (~200 reviews) and the BBB shows a 1.1 / 5 with an F rating (on a small number of complaints). The split is real and worth understanding — see the “Kalshi reviews and complaints” section below.
Kalshi fees explained
Kalshi’s pricing has two parts: trading fees and funding fees.
Trading fees (per contract)
Each Kalshi contract pays $1.00 if it resolves “Yes” and $0 if it resolves “No”. So the contract price between $0.01 and $0.99 reflects the market’s implied probability of “Yes”. The fee on each trade is calculated as roughly:
Fee per contract ≈ ceiling( 0.07 × Number of Contracts × Price × (1 – Price) )
The output is that fees are highest at 50/50 markets (where the implied probability is right in the middle) and lowest at extreme prices (where the contract is almost certain to resolve one way or the other). The table below — pulled from Kalshi’s published fee schedule and reproduced by Finder.com — makes this tangible:
| Contract price | Fee per contract | Cost of 100 contracts | Fee on 100 contracts |
|---|---|---|---|
| $0.01 | $0.01 | $1.00 | $0.07 |
| $0.05 | $0.01 | $5.00 | $0.34 |
| $0.10 | $0.01 | $10.00 | $0.63 |
| $0.15 | $0.01 | $15.00 | $0.90 |
| $0.20 | $0.02 | $20.00 | $1.12 |
| $0.25 | $0.02 | $25.00 | $1.32 |
| $0.30 | $0.02 | $30.00 | $1.47 |
| $0.35 | $0.02 | $35.00 | $1.60 |
| $0.40 | $0.02 | $40.00 | $1.68 |
| $0.45 | $0.02 | $45.00 | $1.74 |
| $0.50 | $0.02 | $50.00 | $1.75 |
| $0.55 | $0.02 | $55.00 | $1.74 |
| $0.60 | $0.02 | $60.00 | $1.68 |
| $0.65 | $0.02 | $65.00 | $1.60 |
| $0.70 | $0.02 | $70.00 | $1.47 |
| $0.75 | $0.02 | $75.00 | $1.32 |
| $0.80 | $0.02 | $80.00 | $1.12 |
| $0.85 | $0.01 | $85.00 | $0.90 |
| $0.90 | $0.01 | $90.00 | $0.63 |
| $0.95 | $0.01 | $95.00 | $0.34 |
| $0.99 | $0.01 | $99.00 | $0.07 |
Source: Kalshi published fee schedule, reproduced via Finder.com. Accurate as of early 2026 for simple binary markets. Some complex markets (multi-outcome and certain sports markets) have different fee schedules.
Plain-English summary:
- Trading 100 contracts at $0.50 each = $50 in capital, $1.75 in fees → 3.5% one-way fee at the midpoint.
- Trading 100 contracts at $0.10 each = $10 in capital, $0.63 in fees → 6.3% one-way fee, but much lower in absolute terms.
- Trading 100 contracts at $0.95 each = $95 in capital, $0.34 in fees → 0.36% one-way fee.
The fee structure rewards trading at confident, near-extreme prices and penalizes trading at the most uncertain (50/50) markets. For active traders this matters: a high-frequency strategy at the midpoint will pay more in fees than the same strategy on contracts pricing closer to 1¢ or 99¢.
Funding fees
| Method | Deposit fee | Withdrawal fee | Speed |
|---|---|---|---|
| ACH bank transfer | $0 | $0 | $150 instant on first deposit, $250 on subsequent; rest settles in 3-5 business days |
| Debit card | 2% | 2% | Instant |
| Wire transfer | Free (bank may charge) | Free (bank may charge) | Same-day to next-day |
| Membership / account fees | $0 | $0 | n/a |
For most users, ACH is the right answer — it’s free both ways and fast enough for almost any market.
Is Kalshi legit? (the most-asked Kalshi review question)
Yes. Kalshi is a registered, federally regulated US exchange. Here’s the verifiable evidence:
- CFTC-registered Designated Contract Market. The CFTC granted Kalshi DCM status in November 2020. That’s the same status as CME Group and ICE Futures. A DCM is subject to continuous CFTC oversight, capital requirements, and reporting obligations.
- Customer fund segregation. Per CFTC rules, customer funds are held in segregated, qualified custodial accounts — they cannot be commingled with corporate funds or used to cover Kalshi’s operating expenses.
- Real, named founders and team. Tarek Mansour (CEO) and Luana Lopes Lara (Co-Founder) are public figures who speak openly about the business. The exec team includes hires from CFTC, Goldman Sachs, Citadel, and major exchanges.
- Marquee investor list. Sequoia Capital led the Series A. Charles Schwab participated as a strategic investor. Henry Kravis (founder of KKR) is in the cap table. Y Combinator backed the company in its earliest days. Subsequent rounds have brought in additional top-tier investors.
- Headquarters and physical presence. The company is based in New York City and lists a verifiable corporate address.
- 2024 federal court victory over the CFTC’s attempted ban of political event contracts — Kalshi prevailed, establishing a legal precedent that confirms its right to list these markets.
- High App Store ratings (~4.7 / 5 across 34,000+ reviews) and Google Play ratings (~4.4 / 5 across 5,800+ reviews) — large samples of users who keep using the platform.
The “is Kalshi legit” question really has two layers. Is it a real, legal US company? Absolutely yes. Are some users unhappy with specific account decisions? Also yes — the Trustpilot and BBB complaint pattern is real (see below). The two answers are compatible.
Is Kalshi safe for your SSN?
This is a fair question because Kalshi does require your Social Security Number during KYC (Know Your Customer) verification. Here’s why and how to think about the risk.
Why Kalshi requires an SSN
Kalshi is a CFTC-regulated derivatives exchange. Federal regulation requires identity verification at the same level as a brokerage account or a futures account. The SSN is used for:
- Identity verification against federal databases to confirm you are who you say you are.
- Tax reporting — Kalshi is required to issue tax forms (typically a 1099-MISC for prize winnings or a 1099-B for trading activity, depending on the activity) and to report trading profits to the IRS.
- Anti-money-laundering (AML) compliance under the Bank Secrecy Act.
- Sanctions screening against OFAC and other federal watchlists.
This is the same SSN requirement you’d encounter opening a Schwab, Fidelity, or Robinhood account. It’s not optional, and it’s not unusual — it’s the cost of operating as a regulated US financial venue.
How Kalshi protects your SSN
- Encryption at rest and in transit (industry-standard TLS for transport, AES-256 for storage).
- Identity verification typically handled through a third-party vendor (e.g., Plaid, Persona, or equivalent) — your SSN is verified against bureaus and is not necessarily stored in plaintext on Kalshi’s servers.
- CFTC and SEC-equivalent data security requirements apply to Kalshi as a regulated exchange.
- No public breach history as of this writing — verify the latest at the company’s security page and at databreachindex.com.
The honest assessment
If you trust Schwab, Fidelity, Robinhood, Coinbase, or your bank with your SSN, you can trust Kalshi at the same level of risk. Kalshi is not a fly-by-night offshore site. The data risk is roughly equivalent to any regulated US brokerage — non-zero, but well within the range of normal financial-services use.
What you should do, regardless of platform: enable two-factor authentication on your account, use a strong unique password (a password manager helps), and turn on a credit freeze at the three major bureaus (Experian, Equifax, TransUnion) — that’s the single highest-leverage thing you can do to protect against identity theft generally, on Kalshi or anywhere else.
Is Kalshi gambling?
Legally: no. Practically: it depends on who you ask and what state you live in.
The CFTC view (the controlling federal view)
Kalshi event contracts are classified as derivatives under the Commodity Exchange Act, traded on a federally regulated Designated Contract Market. That makes them, in the CFTC’s eyes, financial instruments — not games of chance. The economic structure is genuinely closer to a binary option (a regulated financial product) than to a sports wager. This is the same legal framework that governs futures and options markets.
The state-regulator view (a different story)
A handful of state gaming regulators — most prominently in New Jersey and Massachusetts, and in narrower fights in Nevada and elsewhere — have argued that certain Kalshi contracts (especially sports event contracts) functionally compete with sportsbooks and should be regulated as gambling under state law. Kalshi has defended itself in court and through CFTC preemption arguments, and as of 2026 has been broadly successful — the contracts remain available in all 50 states. But this remains an evolving legal area, and you should expect continued state-level pressure especially on sports event contracts.
The “Kalshi gambling Reddit” sentiment
If you search “Kalshi gambling Reddit”, the user discussion is split. Some users argue that, regardless of the legal classification, the behavior of trading event contracts can be indistinguishable from gambling — risk capital on uncertain outcomes. Others emphasize the difference: Kalshi prices are set by an order book rather than a sportsbook’s vig, you can sell positions before resolution, and the regulatory framework is genuinely different.
The pragmatic answer
- Federal law: Kalshi event contracts are regulated derivatives. Not gambling.
- Most state law: Same, under CFTC preemption.
- A few state regulators: Disagree, particularly on sports contracts. Pending legal challenges exist.
- Behaviorally: Some users use Kalshi the way they would a sportsbook, and the platform shares some characteristics. Trade only with money you can afford to lose — this is the responsible-trading principle regardless of legal classification.
- Tax: Profits are reported to the IRS as income. Treat them accordingly.
For the deeper legal answer, see our standalone is Kalshi gambling explainer.
Is Kalshi trustworthy?
The trustworthiness question goes beyond legitimacy. It’s: will Kalshi honor my trades, settle my contracts correctly, and let me withdraw my money?
The evidence stack points strongly toward yes:
- Five-year operating track record (DCM approval 2020, public launch 2021, continuous operation since).
- Federal regulatory oversight — the CFTC reviews Kalshi’s books, contract specifications, and customer protections.
- Public, named team and investors — there’s nowhere to hide.
- Backed by Sequoia, Schwab, Henry Kravis — institutional investors who do extensive due diligence.
- A history of legal wins that suggest the company is competently lawyered and well-resourced.
- Public contract specifications for every market — you can read the exact resolution criteria before placing a trade.
Where complaints exist (and they do — see the next section), they tend to cluster around:
- Account closures or restrictions that some users feel are arbitrary. Kalshi, like any regulated exchange, monitors for market manipulation, wash trading, multiple-account violations, and KYC issues — and acts on flags. Some flags are clearly legitimate (multiple accounts on the same SSN, e.g.), some users feel are mistakes.
- Slow support during peak events — a UX failure, not a trust failure.
- Specific contract resolutions that users disagree with. Kalshi publishes resolution sources in advance, but a small number of contracts have generated dispute. The exchange has procedures for review.
On net, Kalshi has the strongest trust profile of any US event-contract platform. That’s not nothing.
Markets you can trade on Kalshi
A non-exhaustive snapshot of markets that have been actively traded on Kalshi over the past year:
Politics – 2026 midterm congressional control – Presidential approval rating thresholds – Cabinet confirmation timelines – Gubernatorial and senate race outcomes – Supreme Court ruling outcomes
Economics – Monthly CPI prints (headline and core) – Monthly jobs report numbers – Quarterly GDP growth – Fed funds rate decisions (cut / hold / hike) – Initial jobless claims
Sports – NFL Super Bowl winner, playoff outcomes, regular season player props – NBA championship, conference winners, MVP race – MLB World Series, division winners – NCAA football and basketball tournaments – UFC fight outcomes – Golf majors (Masters, US Open, PGA, Open Championship) – Tennis Grand Slams – F1 driver and constructor championships
Weather & climate – Daily and seasonal temperature highs (e.g., NYC, LA, Chicago) – Hurricane season activity – Snowfall in major cities – Hottest day of the year
Tech & science – AI model benchmark scores – FDA approval decisions – SpaceX and other launch outcomes – IPO timelines for major companies
Culture & entertainment – Oscars winners (Best Picture, Best Director, etc.) – Grammys (Album of the Year) – Box-office opening weekend numbers – Streaming chart positions
Crypto & financials – Bitcoin price targets – S&P 500 and Nasdaq closing levels – Major company earnings beats / misses
Kalshi lists hundreds of contracts at any given time. Some markets are short-dated (a few hours or days); others run for months or years. You can typically buy “Yes” or “No” and sell your position before resolution as long as the order book has counter-side liquidity.
Payment methods
| Method | Available | Deposit fee | Withdrawal fee | Notes |
|---|---|---|---|---|
| ACH bank transfer | Yes | $0 | $0 | Up to $150 instant on first deposit; $250 on subsequent; rest settles 3-5 business days |
| Debit card | Yes | 2% | 2% | Instant, but fees add up — only worth it when speed is critical |
| Wire transfer | Yes | Free (your bank may charge) | Free (your bank may charge) | Larger deposits; same-day to next-day |
| Credit card | No | n/a | n/a | Not supported |
| PayPal / Venmo / Apple Pay / Google Pay | No | n/a | n/a | Not supported |
| Crypto (BTC / ETH / USDC) | No | n/a | n/a | Not supported — Kalshi is a fiat-only US exchange |
Recommendation: Link a checking account via Plaid and use ACH. It’s free, fast enough for almost every market, and avoids the 2% debit fee.
App experience: iOS, Android, and web
Kalshi ships across all three platforms with feature parity.
iOS app (App Store): ~4.7 / 5 across 34,000+ reviews. Users praise the clean interface, fast quote updates, and ease of navigation. Common gripes: occasional bugs after major updates, intermittent push notification issues, and discoverability of certain niche markets.
Android app (Google Play): ~4.4 / 5 across 5,800+ reviews. Slightly behind iOS in ratings but solidly above the 4.0 threshold that suggests a well-maintained product.
Web: Full feature parity. Most active and professional traders prefer web for the larger screen and deeper order-book view.
The app stack is one of Kalshi’s competitive advantages. Polymarket’s product has improved substantially since its 2025 US relaunch via QCEX, but Kalshi’s app remains a polished, mainstream-friendly experience — closer to a fintech consumer app than a derivatives terminal.
Withdrawals
| Method | Speed | Fee | Limit |
|---|---|---|---|
| ACH withdrawal | 1-3 business days typical | $0 | High; check account dashboard |
| Debit card withdrawal | Instant | 2% | Lower than ACH |
| Wire transfer | Same-day or next business day | $0 (your bank may charge) | Higher; suitable for large amounts |
There is no minimum withdrawal amount on ACH. You can only withdraw your withdrawable cash balance — which excludes referral credits (those are trading-only, see below) and the collateral on open positions.
For most users: withdraw to your linked bank account via ACH. It’s free and arrives in a couple of business days.
Kalshi reviews and complaints
A look at what users say across the major review surfaces — the third-party Kalshi review pattern is mostly positive on the product itself, mixed on support, and split between App Store enthusiasm and Trustpilot frustration.
App Store and Play Store: very positive (the strongest Kalshi review signal)
- Apple App Store: ~4.7 / 5 across 34,000+ reviews. Common praise: clean interface, easy to understand, fun, legitimate.
- Google Play: ~4.4 / 5 across 5,800+ reviews. Same themes.
These are very high ratings on very large sample sizes — the strongest signal in the review stack.
Trustpilot Kalshi review pattern: mixed-to-negative
~2.6 / 5 across roughly 200 reviews as of early 2026. Common complaints:
- Slow customer support during peak events.
- Disputed account closures or restrictions — users who feel their accounts were locked or limited without clear cause.
- Specific contract resolution disagreements.
- Debit card / payment processing issues — though most resolve.
Common praise:
- Real platform, real payouts — most negative reviewers acknowledge legitimacy even when frustrated with a specific decision.
- Innovative product with markets users can’t find elsewhere.
BBB: 1.1 / 5 with an F rating, not accredited
The BBB profile shows ~10 reviews and a handful of complaints, mostly mirroring the Trustpilot pattern: account restriction disputes and support response time. The BBB’s letter grade is unrelated to consumer reviews — Kalshi is not accredited (it hasn’t paid for accreditation), and the F is partly a function of how BBB handles non-accredited businesses with complaints. Read the underlying reviews, not the grade.
Reddit (r/Kalshi): the most useful Kalshi review thread by far, mixed but generally optimistic
Reddit sentiment is the most useful for understanding the actual user experience. The dominant themes:
- Positive: Clean interface, fun to use, legitimate platform, real money in and out. Heavy users appreciate the breadth of markets and the interest on cash.
- Negative: Liquidity is thin on niche markets. Fees on midpoint trades feel high. Support is slow. Occasional account restrictions for users who attempt multiple accounts or hit AML flags.
- The “Kalshi review Reddit” pattern: Most posts asking “is Kalshi legit?” get answered with variations of “yes, but understand the fee structure and don’t expect liquidity outside the headline markets.”
The synthesis
The split between App Store (very positive) and Trustpilot/BBB (mixed-to-negative) is a classic selection bias: happy users rate the app and move on; frustrated users seek out review sites to vent. Both signals are real. The honest read: Kalshi is a legitimate, well-built platform that, like any regulated exchange, makes account-level decisions that some users find arbitrary, and runs support thinner than ideal during peak events. For most users most of the time, it works as advertised.
What frustrated users actually flag (the honest counter):
“Support email took 4 days to respond during the Fed meeting week. Once they got back to me the issue was sorted, but during peak events you’re on your own. The platform works. The support doesn’t always keep up.”
— Synthesis of Trustpilot reviews and r/Kalshi threads, Q1 2026
Kalshi referral program (the Kalshi review bonus context)
Kalshi runs a simple peer-to-peer referral program — not an open affiliate program. Codes are typically distributed through media partners (CBS Sports, Fox Sports, RotoGrinders, etc.) and their dollar values change over time. Rather than list out-of-date partner codes (and risk sending you a stale offer), Bellwether links directly to Kalshi’s current public sign-up flow. The bonus amount you’ll see is whatever Kalshi has live as of your click.
How it works (from the official Kalshi help page)
- Get your referral link from your Kalshi account settings → Rewards section.
- Share with a friend who is a US resident and hasn’t used Kalshi before.
- They sign up using your link (or enter the code during signup, or within 72 hours of account creation and before their first deposit).
- They complete identity verification (KYC) and meet the trading requirement displayed in their Rewards section.
- Both parties receive a referral bonus — exact amount confirmed in the Rewards section.
Important terms
- Trading credit only, not withdrawable cash. The referral bonus is credit you can use to trade. Only profits generated from trades made with that credit become withdrawable cash. The original credit itself cannot be withdrawn.
- 30-day expiry. You must use the credit within 30 days of issuance, unless otherwise specified. Unused credit is forfeited.
- Lifetime cap. There’s a maximum total amount you can earn from referrals over the lifetime of your account. You can see your progress in the Rewards section.
- US users only. International users are not eligible.
- Identity verification required before the credit releases.
Where to find the current best code
Kalshi’s current welcome offer is distributed through its referral program. Bellwether links directly to Kalshi’s sign-up flow to ensure you see the current live offer; partner-code dollar values rotate. Check our regularly updated promo-code guide for the current state of play.
We may earn a commission when you sign up. Learn more. Trading prediction markets involves risk of loss.
Open my Kalshi account → Apply within 72 hours · Before first deposit · 30-day expiry.
Trading event contracts involves risk of loss. US residents only. Bonus is trading credit only, expires in 30 days, subject to KYC and trading requirements shown in your Kalshi Rewards section. See official Kalshi referral terms for full details.
For the current welcome terms, see our regularly updated Kalshi referral program details.
How Kalshi compares to alternatives
A brief positioning summary. For a deep side-by-side, see our full comparison.
| Feature | Kalshi | Polymarket | Robinhood Event Contracts |
|---|---|---|---|
| Regulator | CFTC (DCM) | CFTC (via QCEX acquisition, 2025) | CFTC via partner exchange |
| US legal status | Strongest — purpose-built DCM | Re-entered US in 2025 | Broker-dealer with event-contract listing |
| Geography | US-only, all 50 states | Available US + global (some restrictions) | US only |
| Funding | ACH, debit, wire (fiat) | USDC on Polygon + Apple Pay onramp | Standard Robinhood account funding |
| Market breadth | Very wide | Very wide, slightly different mix | Smaller, focused on headline events |
| Liquidity | Strong on headlines, thin on niche | Often best on politics; deep on big markets | Thinner overall |
| Fees | Tiered, variable | Maker-taker model; gas / network fees | Flat $0.01 per contract |
| Interest on cash | Yes (~3.50%-4.00% APY) | No | Yes (on uninvested cash) |
| App experience | Excellent | Improving (post-2025 relaunch) | Inherits Robinhood’s polished app |
| Best for | Mainstream US user who wants regulated event contracts | Politics, global users, crypto-native traders | Existing Robinhood users who want a few markets |
For the full head-to-head, see our verdict on Kalshi vs Polymarket.
We may earn a commission when you sign up. Learn more. Trading prediction markets involves risk of loss.
See the full Kalshi vs Polymarket comparison → Fees, liquidity, state availability, and verdict in 90 seconds.
Ready to move?
You’ve seen the depth. If you’ve decided, here’s the shortest path to a funded account:
- Polymarket route (current welcome offer, terms vary): Open my Polymarket account →
- Kalshi route (current welcome offer, easiest US flow): Open my Kalshi account →
- Robinhood Event Contracts route (if you already use Robinhood): See the current Robinhood promo →
- Want to stack all three? Read the bonus stack guide — the structural play across all three US prediction markets.
By Avery Chen · Markets Editor, Bellwether · Last updated: May 27, 2026 — we update this page when regulators issue new guidance, fees change, or new platforms launch.
Frequently asked questions
Is Kalshi legal in the US?
Yes. Kalshi is a CFTC-regulated Designated Contract Market — the only purpose-built event-contract exchange of its kind in the US. It is available in all 50 states and DC. Federal CFTC oversight preempts most state-level challenges.
Is Kalshi gambling?
Legally, no — Kalshi event contracts are classified as derivatives under the Commodity Exchange Act and regulated by the CFTC. A small number of state gaming regulators have challenged certain sports event contracts, but Kalshi has prevailed in those fights through 2026. Behaviorally, some users use Kalshi like a sportsbook, and the platform shares some characteristics. Trade only with money you can afford to lose.
How does Kalshi make money?
Kalshi earns revenue from trading fees on each contract (the tiered fee schedule above) and from the spread on interest between what it earns on customer balances held in custody and what it pays out to users. It also generates revenue from market-making programs, institutional services, and certain debit-card processing margins. It is venture-backed and not yet publicly traded.
Are Kalshi event contracts taxable?
Yes. Profits from event-contract trading are taxable income reported to the IRS. Kalshi issues tax forms (typically 1099-MISC or 1099-B, depending on activity) annually. Consult a tax professional for your specific situation — particularly because the tax treatment of event contracts is an evolving area.
Can international users sign up?
No. Kalshi is currently US-only. International users can join a waitlist on Kalshi’s website. International users typically use Polymarket instead.
What is the minimum deposit?
$0. Kalshi has no minimum account balance and no minimum deposit. The minimum trade size depends on the market — usually 1 contract at the listed price.
How long do withdrawals take?
ACH withdrawals typically settle in 1-3 business days. Debit card withdrawals are instant but carry a 2% fee. Wire transfers settle same-day or next business day depending on cutoffs. There is no minimum withdrawal amount on ACH.
Does Kalshi report to the IRS?
Yes. As a CFTC-regulated exchange, Kalshi is required to issue tax forms for users meeting reporting thresholds and to report trading activity to the IRS. You’ll receive your forms in late January or early February of each year covering the prior tax year.
Can I use Kalshi from California, Texas, or Florida?
Yes. Kalshi is available in all 50 states and DC, including California, Texas, and Florida. The CFTC’s federal authority preempts state-level restrictions on regulated derivatives.
What’s the difference between Kalshi and a sportsbook?
A sportsbook offers wagers at fixed odds set by the bookmaker, who takes a vig (margin) on every bet. Kalshi is an exchange with an order book — buyers and sellers match on price, and Kalshi earns a fee on each trade rather than a spread. You can also sell your Kalshi position before the event resolves; with a sportsbook bet, you typically wait for resolution. Kalshi contracts are classified as derivatives, not gambling, under federal law.
Does Kalshi have a sign-up bonus?
Yes. Kalshi runs an active welcome program for new accounts. The current bonus terms (amount, minimum qualifying trade, expiry) are confirmed at sign-up — they vary as Kalshi rotates partner codes. The bonus is trading credit, expires in 30 days, and is subject to KYC and a trading requirement. It is not withdrawable cash — only profits generated from trades using the credit become withdrawable. Sign up via Bellwether’s link to access the current offer.
Is the Kalshi app safe?
Yes. The iOS and Android apps are published by Kalshi Inc., are subject to App Store and Play Store security review, and use industry-standard encryption. App Store rating is ~4.7 / 5 across 34,000+ reviews. Enable two-factor authentication on your account for the strongest protection.
How does Kalshi interest on cash work?
Kalshi pays interest on both uninvested cash and the collateral backing open positions. The rate floats with prevailing short-term Treasury rates and has sat in the 3.50%-4.00% APY range in early 2026. Verify the current rate inside your Kalshi account before relying on a specific number.
Can I have multiple Kalshi accounts?
No. Kalshi’s terms restrict each user to one account. Multiple accounts on the same SSN trigger automated review and typically account closure.
What happens if Kalshi shuts down?
As a CFTC-regulated exchange with segregated customer funds held in qualified custodial accounts, your funds would be protected and returnable in the unlikely event of a shutdown — similar to how brokerage customer funds are protected under SIPC rules (note: SIPC itself does not cover commodities, but the CFTC’s customer protection framework serves the analogous role for DCMs).
Final verdict
The short version of our Kalshi review: Kalshi is the default choice for a US trader who wants to trade event contracts on a fully regulated, mainstream-friendly platform. The combination of CFTC DCM status, all-50-state availability, a deep catalog, interest on cash, immediate funding, and a genuinely polished app gives it the strongest overall posture in the category.
Where Kalshi loses ground:
- It’s event contracts only — Polymarket has overlap, Robinhood has broader brokerage, IBKR has the institutional stack.
- The fee structure is fiddlier than a flat per-contract commission.
- Support is email-only and slow during peaks.
- Liquidity is thinner than Polymarket on certain political and global markets.
Where Kalshi wins:
- Regulatory legitimacy — nothing else comes close in the US context.
- Market breadth across politics, sports, economics, weather, and culture.
- Interest on cash and open positions — meaningful drag-reduction for active traders.
- No crypto or USDC layer — pure fiat, ACH-funded, mainstream-accessible.
- Strongest mobile app in the regulated event-contract space.
If you live in the US, want a regulated exchange, and don’t want to deal with USDC and a Polygon wallet, start with Kalshi. If you trade primarily on political markets and don’t mind the crypto layer, evaluate Polymarket as well. The two are complementary more often than competitive — many serious traders use both.
Overall rating: 4.6 / 5.
We may earn a commission when you sign up. Learn more. Trading prediction markets involves risk of loss.
Open my Kalshi account + lock in ~3.50% APY on idle cash → ACH funded · No card required · Trade with small minimums.
Trading event contracts involves risk of loss. US residents only. Past performance does not guarantee future results. Read the contract specifications before you trade. Verify the current promo terms in your Kalshi Rewards section.
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Keep reading: the full comparison: Kalshi vs Polymarket · the Polymarket safety guide · Robinhood Event Contracts breakdown · California state breakdown · Texas guide · Florida guide · is Kalshi gambling? · Kalshi event-contract taxes · the basics of prediction markets.
Next: Polymarket review — the world’s largest prediction market