Chess.com

Chess.com is the world's largest online chess platform, with over 200 million registered members and more than 20 million games played every day. Founded in 2007 by Erik Allebest, it has grown into the default destination for online chess, attracting everyone from casual players to titled grandmasters.

The platform offers live chess in bullet, blitz, rapid, and daily time controls, along with an extensive puzzle library, interactive lessons, and an AI coaching system that analyzes your games and identifies weaknesses. Chess.com hosts major events including the Speed Chess Championship, the Chess.com Open, and the Collegiate Chess League, which hit a record 227 registered colleges in Spring 2026.

Chess.com operates on a freemium model. The free tier includes unlimited games, daily puzzles, and basic lessons, while premium subscriptions unlock unlimited puzzles, full game review with Stockfish, advanced lessons, and AI-powered coaching. The recently introduced Friends & Family plan allows up to six members to share a Diamond membership. With 40 million monthly visitors and apps on iOS, Android, and web, Chess.com remains the most widely used chess platform in the world.