Playing Chess

What are the rules for playing?

Rules of Chess Please see this article to get started playing the world's greatest game! Rules of Chess.com You may only have one Chess.com member account. (See here for reasons why.) Outside assistance from other people, computers/chess engines, or endgame tablebases is entirely pro...

How do ratings work?

Please note: Unrated games do not affect your rating (you can tell if a game is rated or not by looking on the "Details" tab to the right of the board) Abort - No effect on ratings Resign- Affects ratings immediately after the abort option is gone (one move) Timeouts - No effects until four...

My opponent made an illegal move!?

With thousands of chess games being played on our system every day, we are pretty confident that it's not possible for someone to make an illegal move. Most of the time, newer chess players are not familiar with some of the stranger-looking "special moves" that are indeed totally legitimate. For i...

What are conditional moves?

Conditional moves allow players to configure specific future moves to be played automatically if the opponent responds with a certain predicted move. They are a bit like "premoves" in Live chess, except that premoves are generally made regardless of what your opponent does next, whereas conditional...