Does it support castling and en passant?

Yes, all standard chess rules are implemented, including castling, en passant, promotion, check, checkmate, stalemate and draws by repetition or insufficient material.

Can I play with a friend?

Yes. Choose Two players and take turns on the same screen.

Yes. Undo takes back your last move and the computer reply.

Play Chess Online vs Computer

Your move

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How to use

Follow these steps to get a result

Tap one of your pieces, then tap a highlighted square to move. White moves first.
Capture the opponent’s king (checkmate) to win. Kings in check must escape the threat.
Pawns reaching the far rank promote; choose the new piece from the menu.
Pick Vs computer (easy, medium or hard) or Two players on one screen. Undo takes back your last move.

Features

What this tool includes

Online: invite a friend by link or get a random opponent, with ratings
Easy, medium and hard computer levels
Legal-move highlights and last-move marker
Castling, en passant and promotion
Move list, captured pieces and undo

FAQ

Common questions about this tool

Easy makes occasional mistakes, Medium looks two moves ahead and Hard looks three. It is a friendly opponent for learning, not an engine like Stockfish.

Time zone rules come from the IANA time zone database; daylight saving changes are applied automatically. Methodology · Data sources