Classic Chess
Full rules, setup guides, and edge cases in our help centre.
Read Classic Chess rulesChallenge opponents worldwide in chess, checkers, reversi, Stack4, battleships, and more. Take your time, think deeply, and climb the rankings — one strong move at a time.
Every game rewards planning. Correspondence clocks give you room to calculate — then prove your skill on the board.
Chess, mini chess, and reversi reward deep calculation — not reflexes.
24-hour to 7-day move clocks. Life happens — your games wait for your best move.
Rated chess ladders, match history, friends, and rankings that reflect real skill.
Read the rules, pick your battlefield, and challenge someone worth beating.
Full rules, setup guides, and edge cases in our help centre.
Read Classic Chess rulesFull rules, setup guides, and edge cases in our help centre.
Read Mini Chess rulesFull rules, setup guides, and edge cases in our help centre.
Read Checkers rulesFull rules, setup guides, and edge cases in our help centre.
Read Stack4 rulesFull rules, setup guides, and edge cases in our help centre.
Read Reversi rulesFull rules, setup guides, and edge cases in our help centre.
Read Battleships rulesJoin SkillGames, read the help guides, and start a correspondence match in minutes.