Independent comparison
UK Prediction Sites
Compare genuine platforms by UK availability, market type and regulatory position. We do not create fictional listings to make the directory look larger.
| Platform | Type | UK status | Regulation | Review |
|---|---|---|---|---|
| Betfair Exchange The UK's best-known betting exchange for peer-to-peer prices across football, politics and major sport. | Betting exchange | Open | UK Gambling Commission | |
| Smarkets A UK-based exchange known for a simple trading interface, politics coverage and competitive commission. | Betting exchange | Open | UK Gambling Commission | |
| Matchbook A UK-facing betting exchange focused on sport, with exchange prices and commission on net winnings. | Betting exchange | Open | UK Gambling Commission | |
| Polymarket A large crypto-settled prediction market covering politics, sport, economics and breaking news. | Crypto prediction market | Limited UK access | Not UK-licensed | |
| Kalshi A US-regulated event-contract exchange covering economics, politics, weather and culture. | Event contracts exchange | Limited UK access | US CFTC-regulated | |
| PredictIt A long-running US political prediction market used for election and government questions. | Event contracts exchange | Limited UK access | US research framework | |
| Metaculus A forecasting community where accuracy, rather than money, is at stake. | Forecasting community | Open | Not a gambling product | |
| Manifold Markets A play-money prediction market where users create and trade questions across almost any topic. | Forecasting community | Open | Not a gambling product |
What counts as a prediction site?
The directory includes betting exchanges, event-contract venues, crypto prediction markets and non-monetary forecasting communities. Their products and protections are not interchangeable.
Read before comparing
Start with our Prediction Markets UK guide, then review the platform's current terms and access rules.