#1 🥇
Polymarket
The largest prediction market in the world
9.4/10
Zero trading fees + deep liquidity
- ✓Deepest liquidity in the industry
- ✓Zero trading fees
- ✓Thousands of active markets
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Prediction Market Reviews
Deep-dive editorial reviews of every major operator.
#2 🥈
Kalshi
The regulated home of US event trading
9.1/10
Fully CFTC-regulated US exchange
- ✓Full CFTC regulation
- ✓US dollar deposits/withdrawals
- ✓Excellent mobile app
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#3 🥉
●
Manifold Markets
Community-driven markets on literally anything
8.7/10
Free play-money + create your own markets
- ✓Free to use
- ✓Anyone can create markets
- ✓Huge market variety
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#4
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PredictIt
The classic US political prediction market
7.2/10
The original US politics market
- ✓Long track record
- ✓Strong political market depth
- ✓Trusted resolution
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#5
★
Metaculus
Serious forecasting for serious questions
8.6/10
Free, science-focused forecasting
- ✓Totally free
- ✓High-quality question set
- ✓Rigorous scoring
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#6
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Zeitgeist
Decentralized prediction markets on Polkadot
7.3/10
Fully decentralized on Polkadot
- ✓Fully decentralized
- ✓On-chain governance
- ✓Low fees
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#7
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Insight Prediction
The scrappy challenger to Polymarket & Kalshi
7.1/10
Fast-growing challenger platform
- ✓Niche markets
- ✓Fast listings
- ✓Crypto-native
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