Polymarket Competitors & Sites Like Polymarket (2026)

Polymarket is the biggest prediction market, but it is not the only one. Here are the main competitors and how they compare, so you can pick the right platform.

The main alternatives

Kalshi is the closest competitor: a CFTC-regulated US exchange with bank funding and a vetted, finance-heavy menu, but higher per-trade fees. Manifold uses play money and is great for learning without risk. PredictIt is a long-running, US-academic-licensed market with small position caps. Each suits a different trader.

On fees, breadth and liquidity, Polymarket leads for most active traders. Kalshi wins if you want regulated US access with a bank account rather than crypto.

What are the main Polymarket competitors?

Kalshi is the closest, followed by Manifold (play money) and PredictIt (capped, US). Polymarket leads on fees, breadth and liquidity; Kalshi leads on bank funding.

What sites are like Polymarket?

Kalshi, Manifold and PredictIt are the best-known prediction markets similar to Polymarket. They differ on fees, funding and which markets they list.