Best Prediction Markets Reviewed and Tested for September 2026

A prediction market is an exchange where you buy and sell contracts tied to the outcome of a future event, trading against other users rather than against a bookmaker. Each contract gains or loses value based on whether a specific outcome occurs, and its price reflects how likely participants believe that outcome is.

Prices are probabilities: Contracts are priced in cents from 0 to 100. A contract at 58¢ means the market is pricing the event at roughly a 58% chance. If shares trade at 20 cents, that implies a 20% chance of the event happening.

Payouts are fixed: Winning contracts settle at $1; losing contracts expire worthless at $0. So a 58¢ "Yes" risks 58¢ to win 42¢. Your maximum loss per contract is what you paid for it.

You can exit early: You don't have to hold until the event is finished. Contracts trade on an open order book, so you can sell at the current market price to lock in a gain or cut a loss — the equivalent of cashing out before the whistle.

What Is A Prediction Market App?

A prediction market app is the mobile version of that same exchange. The order book behind the app and the website is identical, so the difference is timing and convenience, not substance.

What the app adds:

• It's with you when news breaks or a price moves at kick-off
• Face ID log-in, Apple Pay and instant bank funding
• Push alerts when a market settles
• A one-thumb order ticket for fast entries and exits

What desktop and web still do better:

• Reading a full order book
• Comparing several markets side by side
• Running your own numbers against open positions
• Scrolling long resolution criteria before you commit

Most traders use both: web for research, app for execution. Polymarket closes the gap best, because its mobile build was designed as the main product from the start, and it asks the least of a first-time trader.

No House To Beat

Because trades are matched peer to peer, there's no built-in bookmaker margin and no account limits for winning too often. As the CFTC puts it, regulated exchanges and intermediaries don't take a side of the trade: "They provide a platform for trading and are not competing against you."

That shifts what actually matters when you're choosing a platform. The real decision is between the app that makes trading easiest on a phone and the book with enough activity sitting behind the price. Thin markets are harder to trade at the price you expect, which affects both pricing and how easily you can exit a position.

Know Before You Trade

Prediction market prices are estimates, not guarantees — they reflect only what participating traders know and believe, and they can move on sentiment as much as on new information. All speculation carries risk, and the CFTC advises trading only with registered entities and only with money you can afford to lose.

Polymarket offers a better user experience in their app, however Kalshi has been in the market longer and has more sports markets/contracts.

Polymarket is our top pick on user experience, and that verdict comes from our own power-user reviews rather than store scores. It's the easiest of the five to learn. A market sits one tap from a filled order, the probability slider works the way a beginner expects, and positions and live P&L show up beside the price instead of behind a menu. There's also very little exchange jargon to decode.

First-time traders reach a filled position faster here than anywhere else on this page, and experienced traders still get the widest board in the US behind it, with 17 categories covering politics, macro, crypto, tech, culture, weather and sports.

Kalshi is the more capable app, the best reviewed on both stores, and it holds the most sports markets of all available prediction market platforms. The cost sits in the first hour. A denser market tree, more order options and explicit fee lines make it harder for a new user than Polymarket. We rate it second on experience, while still knowing that a lot of people gravitate towards it. Kalshi app ratings are the strongest amongst all prediction market apps too.

Scored out of 10 on the four criteria. Every app was installed, funded and traded on both iOS and Android, and the final score is ours.

Polymarket is my top pick, and it wins on the part you feel in every session: the app is simple. A market sits one tap from a filled order, the probability slider reads the way a beginner expects, and positions sit next to prices instead of behind a menu. It also carries the widest board in the US, covering politics, macro, crypto, tech, culture, weather, housing and sports, and it holds the deepest US book on most of it. Plus, mobile came first here rather than second.

Our Score: 9.6/10 ⭐

Best for: everyone, and especially anyone placing a first contract.

You can check out our Polymarket review to learn more; there's also the Polymarket promo code to claim!

Kalshi has the most capable app of the five and the best reviewed on both app stores. Funding is quick, fees are charged openly instead of hidden in the spread, and the sports book is the deepest on this page. The learning curve is the trade-off: a denser market tree and more order options make the first hour harder than Polymarket's. Most people should start on Polymarket and move here once the basics feel obvious.

Our Score: 9.5/10 ⭐  

Best for: sports depth, and traders who have outgrown a simple order ticket.

Learn more by viewing our Kalshi review! You can also claim the Kalshi referral code to get started.

A sports exchange with a real no-vig pitch and a tidy, fast app. Scale is the trade-off currently, since it's new there aren't many markets available even in sports.

Our Score: 9.3/10 ⭐  

Best for: sports traders who care more about the price they pay than the number of markets.

Our Novig review dives into more details on this prediction market. You should also claim the Novig promo code if you're a new user.

ProphetX has the broadest footprint and the most granular sports product, going further into props, parlays and live in-game markets than the competition. If everything you trade is sports and you want detail, this is the app. Liquidity holds up on main markets and thins quickly in the long tail, so pair it with Polymarket to cover non-sports markets.

Our Score: 8.8/10 ⭐  

Best for: sports specialists and prop traders.

Ready to claim the ProphetX promo code? Check out our guide to get your bonus.

FanDuel Predict platform itself is excellent, with the smoothest onboarding for anyone already inside the FanDuel account system and a broad market list covering sports, financials, crypto, macro, culture and pop culture. Availability is the catch. Eighteen states is the fewest of all prediction market pltforms, and the list misses New York, Pennsylvania, Illinois and Ohio, so for most readers it's not yet a choice. Until it reaches you, Polymarket and Kalshi each cover 42 states.

Our Score: 8.7/10 ⭐  

Best for: existing FanDuel users in one of the 18 covered states.

Ready to start using FanDuel Predicts? Be sure to claim the FanDuel Predicts promo code.

Before signing up anywhere, check the latest terms and state availability. Eligibility rules vary by platform, and age requirements can differ as well. Offers below are updated regularly. If you're interested in learning more about their welcome bonuses specifically, check out our page for the best prediction market promos.

After those five apps, there are a couple other prediction market platforms that deserve attention, and most of them reach you through an app you already have.

The most significant of them. Event contracts began as a side feature next to stocks and options, and prediction markets now generate more fee revenue for Robinhood than its stock trading does, which says a lot about where retail attention has moved. It's a strong experience if you want equities, options, retirement accounts and event contracts in one place, and the app is as polished as anything here.

It's still a brokerage app carrying a prediction market, not a prediction market app in its own right, and its board is much narrower than Polymarket's, so it sits in this section instead of the ranking above.

Both run Kalshi's markets inside their existing DFS apps as team-pick style contracts on moneylines, spreads and totals. If daily fantasy is already your habit, Sleeper Markets and PrizePicks Predict are the smoothest on-ramp available.

You only see a slice of the board, though, and none of the non-sports markets that make Polymarket or Kalshi worth holding.

Sportsbook-style wrappers around CFTC-regulated contracts, aimed at traders in states without legal sports betting. Fanatics Markets stands out for charging nothing on ACH deposits and withdrawals, and both Betr Predictions and Fanatics use a familiar betslip instead of a cent-priced ladder. They're simpler to start on, though they teach you less about how an order book works.

Coinbase and OG.com were built for the Web3 crowd, with stablecoin funding and on-chain settlement. Polymarket came out of the same world and still trades on-chain, but it's the only operator from that group with a mainstream consumer app and a market list broad enough to be somebody's only prediction market.

User experience is judged on our hands-on testing, with store ratings as supporting evidence.

1. Regional availability: Whether you can open an account, and whether the sports contracts are switched on where you live.
   1. Leader: ProphetX, 48 states
2. User experience: How the app handles a fast-moving market: order entry, live P&L, cash-out and one-handed use. Judged on our own hands-on testing, not store scores.
   1. Leader: Polymarket, our power-user reviews
3. Market range: How many categories are actually tradable in-app, not just listed on the desktop site.
   1. Leader: Polymarket, 17 categories
4. Activity at the displayed price: Whether there's enough volume to get in, and back out again, near the price the app is showing you.
   1. Leader: Kalshi, deepest books

Availability is the first filter because it's binary. The app either accepts your orders or it doesn't. Coverage follows each operator's federal registration and the states pushing back against it, so it moves. Check it before you claim a promo, not after you deposit.

ProphetX has the widest footprints at 48 states. Polymarket and Kalshi sit at 42 each, and both miss the same states, including Illinois, Ohio and Michigan. FanDuel Predicts is the outlier at 18 states, so for most readers it's not yet a live option. If Polymarket is available where you are, start there.

Washington State is the only jurisdiction none of the five currently serve.

This criteria decides which app you keep, and a platform-level review cannot answer it for you. The verdict here comes from our own power-user reviews. Every app was installed on both iOS and Android, funded with real money and traded through a full cycle: sign-up, deposit, order entry on a fast-moving market, live P&L, a partial exit and a withdrawal. That hands-on testing is the defining factor in the scores on this page.

Polymarket wins. It's the simplest app here to learn and the quickest route from opening the app to a filled position, and it's the one we would put in front of somebody trading a first contract. Kalshi is more capable once you know what you're doing, but it's harder for a first-time user, with more order options, a denser market tree and fee lines you have to read. New traders should start on Polymarket and add Kalshi when the basics feel obvious.

We also take App Store and Google Play ratings into account, and they're set out in full below. Read the ratings volume alongside the score: Kalshi's 4.7 on Android across 97K ratings carries far more weight than a 4.9 across 1K.

What we time on every app: account creation to first funded balance, deposit and withdrawal round trip, taps from market to filled position, order entry during a live in-game move, one-handed usability, and whether push notifications arrive before settlement.

Range decides whether an app can be your only app. Polymarket and Kalshi run broad boards across politics, macro, crypto, culture, climate and sports, and Polymarket's 17 categories are the widest in the US. It's the only app here that a non-sports trader never needs to supplement.

FanDuel Predicts is sports-first with a growing financial and culture shelf. Novig and ProphetX cover sports only, by design, and ProphetX goes further into props and parlays than either leader.

A long category list tells you what's available, but it says nothing about how liquid those markets are. Check the book on anything niche before you size up.

Keep reading: Understanding Liquidity vs. Accuracy at Prediction Markets: A Guide for Traders

The price on screen is only real for the size sitting behind it. On a thin market you can see 58¢, fill at 61¢, then lose the same gap again on the way out. Most app reviews skip this criteria, and it costs users more than any other.

Polymarket carries the deepest non-sports books in the US and Kalshi the deepest sports books, which is one reason the two make an easy pair to hold. Open the order book before you size up, stay on front-page markets while you're learning, and treat any wide spread as a position you may struggle to exit cheaply.

There's no house here, as every contract you buy was sold by another user. Polymarket's book leans crypto-native and news-driven, which is why it reprices fastest on a headline and why professionals quote its politics and macro markets. Kalshi carries the most institutional and algorithmic flow, so its prices sit tight and soft numbers go away within seconds.

Novig and ProphetX run almost entirely on recreational sports flow. That limits the size you can get filled, and it helps you if you're the sharper side of the trade.

⭐️ Top Pick: Polymarket

Polymarket is the simplest platform to learn, built for mobile and live in 42 states. It's the safest single download for a first contract, and it still holds up once you trade regularly. We recommend it to beginners without hesitation.

Add Kalshi second, once the basics feel obvious, since it has the deeper sports book but a harder start.

Two apps covers most people: Polymarket for breadth and ease of use, Kalshi for sports depth. Claim one promo at a time so you can tell which app you actually prefer on your own phone.

Read the full comparison here: Kalshi vs. Polymarket.

Right now, Novig is our top pick for sports trading, with its "no-vig" peer-to-peer pricing setting it apart. ProphetX is the best for same game parlays, while Kalshi offers the deepest market depth.

Here's a brief synopsis of how these prediction markets work across different sports:

• Novig: The sharpest prices. You trade straight against other users, so there's no house margin eating your value.
• ProphetX: The parlay specialist. Its Request-for-Quote system builds and prices same-game parlays fast.
• Kalshi: The deepest liquidity and widest market coverage, plus desktop access.
• FanDuel Predicts: The easiest crossover if you're coming from a sportsbook.
• Polymarket: The strongest sports coverage alongside politics and global event markets.

Since prediction markets function differently compared to traditional sportsbooks, the "best" platform really comes down to personal preference. Regardless of the platform you pick, start small and stick to markets you truly understand.

For example, if you're a diehard MLB fan looking to get into NFL trading, start with a few baseball contracts and explore once your bankroll has some cushion.

Take a look at our guide to the best NFL prediction market promos. We break down the best college football prediction market promos as well.