This listing is informational and is based on the platform's own website. Availability depends on your country or state; check the platform's terms before you sign up. 18+ only.
FAQ
What is Betfair Exchange?
A betting exchange where you back or lay outcomes against other users, with Cash Out, across sports and specials such as politics.
Calls itself the world's largest prediction market. Trade yes/no shares on politics, sports, crypto, culture and world events, with a separate Polymarket US app for American users.
International site; separate Polymarket US app described by Polymarket as CFTC-regulated
US exchange for event contracts on politics, economics, sports, weather and culture. Binary contracts settle at $1 or $0, so prices read as implied probabilities.
CFTC Designated Contract Market (DCM) and Derivatives Clearing Organization