Crazyhouse

Captured pieces join YOUR hand — drop them back on any empty square as your move. Wild, tactical, addictive.

How it plays

Capture a piece and it joins your hand — drop it back on any empty square as your move. Material never leaves the game.

Who it's for

Tactical players who love wild attacks; the most addictive variant ever made.

Play it right now against four levels of computer opposition — or challenge another player live with chess clocks, Elo ratings, and full game analysis afterward. Every game is free, in your browser, no download needed.

More ways to flex your strategy

Crazyhouse is one of 20 chess variants on Grandmaster Gains — alongside 108 interactive lessons, Puzzle Rush, and achievements. Every move builds power.