Polymarket

3.6
9K reviews
Content rating
Adults only 18+
500K+
Downloads
Content rating
Adults only 18+
Cash Rewards
Learn more
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About this app

With over 30 million users globally, Americans can now trade on the World's Largest Prediction Market™

On Polymarket, you can buy in and trade out without ever getting locked out.

Polymarket always has the tightest spreads, the lowest fees, & the biggest opportunities.

LIVETRADE™ IN GAME
- Instantaneously trade in and out
- Bigger payouts than sportsbooks
- No "house" & no limits

TRADE ON ANYTHING
- Trade on sports, geopolitics, election, news, tech, culture, & more
- Put your money where your mouth is, and earn a return for your knowledge

HOW DOES IT WORK?
- Prices = probability
- If something has a 67% chance of happening, you can buy shares for $0.67 each which you can sell if the price goes up — or cash in for $1 each if you're right
- If you think the odds are wrong, you can profit by buying shares in the polymarket

LEGAL & REGULATED
- Polymarket is fully legal & CFTC regulated in the United States — in all 50 states
- Backed by the New York Stock Exchange's parent company
- Bank-grade security & encryption
- 24/7 live customer support

Join the tens of millions of Polymarket users & see why there’s been over $27 billion traded globally.

You see the future — now trade it.

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.
Trade on sports, news, & more
Updated on
Jul 27, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Device or other IDs
No data collected
Learn more about how developers declare collection
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

8.89K reviews
Glenna Gillum
July 25, 2026
App keeps glitching, errors popping up constantly, updating, or high slippage errors...all of which freezes your position, leaving you unable to cash out during dips, or trade for lengthy durations, sometimes for hours. Beware and cautious when making bets. When either of these issues happen you could lose hundreds or thousands and Poly will only give you $25 for the inconvenience of losing it.
2 people found this review helpful
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Thanh Huynh
July 20, 2026
DO NOT USE APP!!!! They use AI for everything and you will not get a response from a live person. I recently made a transaction of $500 and its been pending for 20 days now. I tried reaching out via their chat and email support but have not received a response of any sort besides their AI saying we will look into this. Very frustrating. STICK WITH KALSHI.
4 people found this review helpful
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Bob Rowan
May 5, 2026
This app does nothing at all. Would like to rate it 0 stars, but I can't. I have a Polymarket account that works fine on its, but there's no way to log into it on Android. All I see if where I stand on the waiting list. Removing and reinstalling just moves me down the waiting list that is irrelevant, because I ALREADY HAVE AN ACCOUNT, but there's no way to log in. Support told me I should just log in, but there's nowhere to log in. Seems like a cruel joke.
29 people found this review helpful
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