Best Prediction Market Sites for Trading Event Contracts

Quick Facts About Prediction Market Websites

• Prediction markets let you trade (buy and sell) event contracts on real-world outcomes spanning sports, climate, pop culture, politics, and economics.
• The contract prices range from $0.01 to $0.99, reflecting the market’s estimated chance that such an outcome will occur.
• These event contracts provided by these brands are regulated by the Commodity Futures Trading Commission (CFTC).

Understanding Prediction Markets

An event contract is a tradable financial instrument in a prediction market that represents a bet on whether a specific future event will happen or not. They are set out with two potential outcomes, yes or no. For example, if a market has a yes contract trading at $0.60 then there is a 60% chance of that outcome happening.

Players can profit or lose from making these trades as the percentage chance will fluctuate based on market supply and demand. Players can sell their position before there is a settlement as it is a trade rather than betting solely on the outcome.

Also, contract prices can fluctuate as new information enters the market. Exactly like it does in the stock market.

An example of how event contracts work

An example of how event contracts work would be if you selected a specific market such as “Will the Green Bay Packers win the 2026 Superbowl”. The yes part of the contract is $0.30 indicating a 30% chance that it happens.

If a player puts $100 on yes that the Green Bay Packers win the Superbowl then the player will have $30 worth of yes shares. ($0.30 x $100 =$30)

If the team wins then the contract settles at $1 per share meaning that they get $100 ($1 x $100). If the team loses, then the contract settles to $0 and the player loses their initial stake.

3.8/5

Polymarket Review

Deposit $10 get a $20 Trading Bonus

Visit Site

18+ Only. Restrictions and eligibility requirements apply. Not available in all jurisdictions. Trading involves high risk and may result in loss of your entire investment. See polymarket.us/tos for more information. The Polymarket US App serves as an independent software provider and affiliate of Polymarket US and Polymarket Clearing, the CFTC-regulated derivatives exchange and clearing organization.

3.8/5

Crypto.com Review

100% up to $250

T&Cs and 18+ apply

Visit Site

3.8/5

Kalshi Review

Trade $25 Get up to $500

Visit Site

18+ and present in participating states. Terms and conditions apply. http://kalshi.com/tc/500

Types of prediction markets to trade

One interesting thing about our recommended list of prediction markets is that they are not limited to a single real-world event. You can trade different markets across a wide variety of categories. Here’s a breakdown of the available options.

Sports markets

These are the most popular contract categories across our best prediction market sites. You can trade binary outcomes on individual game events, season-long futures, key player performances, and more.

The coverage spans major American leagues: the National Football League (NFL), the National Basketball Association (NBA), the National Hockey League (NHL), and Major League Baseball (MLB). You can also find events related to international soccer, tennis, and golf.

Prediction markets surrounding sports events are available in US states where sports gambling is restricted. Thus, they give you a structured way to act on opinions and receive potential payouts when you’re right.

Politics markets

This is a section where most prediction markets shine brightest. You’ll find event contracts on elections, congressional races, presidential decisions, and policy outcomes, which have generated some of the most accurate crowd-sourced forecasts ever recorded.

For instance, during the 2024 US presidential election, it was noted that contract prices of major prediction sites tracked the final result more closely than traditional polling methods. Notably, these political prediction markets are usually very liquid during election cycles, which means you can enjoy tight spreads and plenty of trading activity.

Outside of election seasons, you’ll find markets on policy outcomes, government shutdown timelines, and legislative decisions to keep engagement active year-round.

Economic markets

This category brings prediction market apps close to traditional financial trading. You’ll find binary contracts on questions like “Will the Federal Reserve cut interest rates this quarter?” or “Will the S&P 500 close higher than X by the end of the month?” Some platforms even list contracts on corporate earnings results, specific companies, and macroeconomic data releases.

Traders with a background in finance will naturally fit into this category. For those who don’t, the contract structure can help convey what the market thinks about certain political outcomes.

Pop culture markets

This category has become an active corner of many prediction markets. Here, you’ll find a casual audience trading outcomes from award shows, music charts, movie box-office performance, social media milestones, and celebrity news. In our experience, pop culture markets offer an enjoyable way to get comfortable with how event contracts work without going into sports or politics.

Cryptocurrency markets

Some of our best-recommended platforms specialize in crypto prediction markets. As such, you can trade contracts on cryptocurrency price movements, protocol governance votes, and major crypto product launches.

Interestingly, a few prediction market apps in this space operate on the blockchain, such as the one we covered in the Polymarket review. That means trades are executed via smart contracts rather than a central company. Everything settles automatically based on publicly verifiable data; no middleman needed. The trade-off is that participating requires a crypto wallet and familiarity with digital assets.

Climate markets

This is a newer but fast-growing category across prediction market platforms. You’ll find contracts on weather patterns, temperature records, rainfall levels, and long-term climate trends. For example, you might trade on whether a city will exceed a certain temperature this month or if a given year will rank among the hottest on record.

What makes climate prediction markets interesting is how they aggregate complex scientific data into a simple probability. Prices reflect the crowd’s expectations, constantly updating as new forecasts and data come in.

Science and tech markets

Another active category focuses on major developments in technology and innovation. When making our Kalshi review, we found contracts tied to AI breakthroughs, product launches, regulatory decisions, and adoption milestones.

For instance, markets may ask whether a major company will release a new product by a set date or if a specific technology will reach mainstream usage within a year. Like other categories, contract prices reflect the market’s collective estimate of probability, shifting as news and sentiment evolve.

Here’s a quick look at the major categories and what they cover.

Explore More Prediction Market Categories

 Looking for a specific type of prediction market? Use the table below to browse key categories, including sports, politics, economy, culture, climate, crypto, tech, and trending markets. Each guide helps you compare available options and understand where different market types fit.

3 kinds of event contracts at prediction markets

From experience, we have found some contract formats that some notable prediction markets offer. As such, you should note their differences, so you can understand which suits you well before you begin trading. Let’s consider them below:

Binary contracts

These are the most common and easiest contracts to understand. They offer a Yes/No outcome. The contract pays out $1 if the event happens and $0 if it doesn’t. The questions attached to the contracts are simple and an ideal starting point for newcomers in the space.

Categorical contracts

These types of contract work when an event has more than two possible outcomes. Each gets its own contract, and when the event resolves, only the contract with the correct outcome pays out $1; all others go to $0.

Scalar contracts

These are the most advanced. Instead of a fixed yes or no, they settle based on where a numerical value lands within a defined range. A market might ask, “What will the US unemployment rate be in 2026 Q3?” Then the contract pays out in proportion to the actual result. They are not common, but you’ll find them at financial and economic markets.

If you’re just starting, stick to binary contracts. They’re the clearest, the most liquid, and the most widely available.

Prediction market sites vs traditional sportsbooks

People often compare prediction market sites with traditional sportsbooks but there are some fundamental differences. Rather than betting against a sportsbook players trade against each other and instead of a fixed price they are market driven by players themselves.

Positions can be sold before the settlement of an event which is not always available at sportsbooks. Prediction market sites are regulated by the Commodity Futures Trading Commission and often charge commission or transaction fees.

Prediction markets tend to have fewer state restrictions than sportsbooks; however, they are restricted in New York, Michigan, Nevada, Ohio, and Utah. They offer different market types such as stock and CFD trading and the maximum potential loss at a prediction market is limited to the purchase price whereas at a sportsbook it’s limited to the amount staked.

What do we look for in the best prediction market sites?

Knowing what to look for is important so that players can make the correct decision as to which prediction market site they should use. Here we go over some of the main factors that we look at when ranking the best sites available.

• Regulatory status and market availability – It is important that a site is CFTC-registered and operates under the commission’s rules. If they are not, then they wouldn’t be in our rankings.
• Market coverage – The sites with more market coverage give players more flexibility about what they can trade on and pushes them higher up our rankings.
• Liquidity – The higher the liquidity in a market the more trading can be done. This is great for players and pushes a company up our rankings because of it.
• Trading and withdrawal fees – No one wants to pay lots of money on fees. The lower the fees the higher up our rankings a site will go as it means players get to keep more of their funds.
• Funding methods – Players want as many options as possible when it comes to payment methods and the more they have, the higher up the rankings they go.
• User experience – Making life simpler for players is vital and the easier the site is to use the better it ranks.
• Security and verification – Players want to know that their details are secure and not going to be lost. The more secure the site is the better it is for players.
• Promotional value – Certain sites do bigger and better promotions than others. The better they are the more players get and the higher up our rankings the site goes.
• Customer support – Players want to know that they can contact customer support if they ever have an issue and the more they offer the better for players.

Overall, these factors help us rank the prediction market sites and the more these factors help players the higher up our rankings they will be.

Our top recommended prediction market sites

Take a look through the list of options on this page, and you should quickly be able to identify your preferred brands, so you can start trading sports event contracts. As you’ll see, there are plenty of top sites to explore, but the following recommendations deserve a special mention.

Check out our mini-reviews below, then follow our links to create your account. Or, if you prefer, you can check out our comprehensive reviews and bonus guides first. We take the time to check over every aspect of each site featured on these pages, so whichever option catches your eye, you’ll be equipped with all the essential facts before you dive in, enabling you to make truly informed decisions.

Polymarket

Polymarket: Pros and Cons

• Provides hundreds of event contracts
• Features an Android and iOS app
• Supports multiple cryptocurrencies

• Services are limited in the US

Visit Polymarket

Polymarket describes itself as ‘the world’s largest prediction market’, having originally launched in 2020, so it’s one of the more established brands in the industry. The site developed a regulated app for the US in 2025, since when it’s gone from strength to strength, providing hundreds of event contracts to sports fans, covering live and future games and fixtures. Whether you follow the NFL, UCL, NHL, UFC, tennis, golf - or even chess - you’ll find plenty of markets allowing you to trade Yes / No positions.

You could be a complete beginner or an experienced trader - Polymarket aims to make your experience as easy and intuitive as possible - there’s even a welcome bonus in which depositing $20 results in $50 in bonus trading funds. Helpful resources include live graphs showing how Yes/No prices have altered over time, and you can even comment on trades, enabling engagement with other users. Polymarket is a USDC-based platform, so although a variety of cryptocurrencies are supported, the easy conversion to US$ ensures traders can stay up to speed with their account balances and trades.

Kalshi

Kalshi: Pros & Cons

• The prediction market is easy to understand
• Prices are updated in real time
• Multiple reward programs

• No instant customer service replies

Visit Kalshi

Kalshi is arguably one of the best-known prediction market sites, with a regulated platform that’s easy to navigate, so it’s perfect for both new and experienced traders. And to help you ease your way into trading event contracts on the platform, there’s a welcome bonus that gives you $10 when you make your first trade of $10. That’s just the beginning of the promotions, with a cashback reward program that pays out based on your trading volume. There’s a $100 bonus if you identify and report a bug, as well as up to $1,000 available through the referral program, which becomes accessible once you’ve traded $25 or more.

Once you’ve signed up for an account at Kalshi, you’ll have access to over 16 sports, including all major leagues, as well as more niche options such as lacrosse and boxing. There’s a strong social element to the platform, which provides a hub that lets you interact with other users, creating posts, making comments and sharing information. You can also check out what other users are trading on, while aiming for a place on the leaderboards, which record the top traders with the highest trading volume, the most predictions and the top cashouts.

How to sign up with prediction market apps

Ready to sign up at one of our recommended best prediction market sites? The following steps can help you get started within a few minutes.

1. Select a prediction app - Click the banners on this page to browse our recommended prediction market sites and pick a brand that matches your trading preferences.

2. Register and verify your account - Create an account with your selected brand and provide prompted personal details: full name, email address, date of birth, and home address. As soon as you register, verify your account. Please note that some prediction markets may require you to upload a government-issued ID (driver’s license or passport) or your Social Security Number (SSN) to verify your identity.

3. Make your first deposit - With your account fully logged in, it’s time to add funds. Simply go to the cashier page, enter your banking information, follow any instructions, and submit your first deposit. If available, feel free to claim any existing brand-specific bonus.

4. Start trading - Once your deposits go through, start trading event contracts. Select between Yes or No shares, and place a trade. Then wait for the event to conclude to find out whether you won or lost. Our recommended platforms allow you to trade contracts before the selected event ends.

5. Withdraw your potential winnings - When you’re ready to receive your potential payout, head to the cashier, select “Withdraw,” enter the amount, choose your preferred banking method, and confirm the details. Submit your withdrawal request, and our recommended operators will provide your funds within a day.

Pros and cons of prediction market trading

Here are some pros and cons of prediction markets.

Pros & Cons

• Diverse markets on real-world events
• Simple Yes/No event contracts
• Real-time price data

• There may be a bit of a learning curve

Register with one of the trusted prediction market apps

Prediction markets are some of the most talked-about trading platforms in the US. They are transparent, federally regulated, and accessible across the country. From our time reviewing these platforms, you’ll find several contracts spanning sports, political markets, financial forecasts, and entertainment outcomes.

The best way to find your fit is to explore our curated picks, register an account, understand how binary contracts work, and pick a category you already follow in real life. So, hit the banners on this page to get started with one of our prediction market sites today.

The best prediction sites in August

1.

3.8/5

Polymarket Review

Deposit $10 get a $20 Trading Bonus

USA Players Welcome

Visit Site

18+ Only. Restrictions and eligibility requirements apply. Not available in all jurisdictions. Trading involves high risk and may result in loss of your entire investment. See polymarket.us/tos for more information. The Polymarket US App serves as an independent software provider and affiliate of Polymarket US and Polymarket Clearing, the CFTC-regulated derivatives exchange and clearing organization.

2.

3.8/5

Crypto.com Review

100% up to $250

USA Players Welcome

Visit Site

T&Cs and 18+ apply

3.

3.8/5

Kalshi Review

Trade $25 Get up to $500

USA Players Welcome

Visit Site

18+ and present in participating states. Terms and conditions apply. http://kalshi.com/tc/500

4.

ADI PredictStreet Review

World Cup Sponsor - Predict now!

USA Players Welcome

Best Alternative

Open Polymarket

5.

Plus500 Review

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USA Players Welcome

Best Alternative

Open Polymarket

Which prediction market is best for you?

Knowing what prediction market site is best for you is important. Here we help you out by telling you which companies’ players should pick and for what reasons.

• Choose Polymarket if your priority is a platform that offers players a bit of everything at a very high standard.
• Choose Crypto.com if your priority is to play and trade in cryptocurrencies only.
• Choose Kalshi if your priority is to experience a wide variety of markets in many different sectors and want an easy-to-use experience.
• Choose Plus500 if your priority is to focus on stock and CFD trading more than entertainment markets.
• Choose ADI if your priority is to use traditional payment methods with an easy-to-use site.

Prediction Markets FAQ