Chess.com is an internet chess server and social networking website. The site has a freemium model in which some features are available for free, and others are available for accounts with subscriptions. Live online chess can be played against other users in daily, rapid, blitz or bullet time controls, with a number of chess variants also available. Chess versus a chess engine, computer analysis, chess puzzles and teaching resources are also offered. One of the largest chess platforms in the world, it achieved the milestone of 100 million users on December 16, 2022. Chess.com has hosted online tournaments including Titled Tuesdays, the PRO Chess League, the Speed Chess Championships, PogChamps, Online Chess Olympiads and computer vs. computer events.

Gameplay Time Controls and Daily Chess Users can play in many different time controls which are grouped into Rapid, Blitz, Bullet, and Daily (correspondence chess). Variants Users can play a number of popular chess variants on the live server, including crazyhouse, three-check, four-player, King of the Hill, chess960, atomic, Racing Kings, Duck Chess and bughouse. Vote Chess Vote chess is played between two teams of players on Chess.com. The players vote on the next move and the highest voted move is played. It follows a daily time control and the players are allowed to see the votes of other players too. Computer Chess.com allows the player to play against a computer. Along with a standard computer, there are many other computers representing popular streamers and world-class chess players. One such engine was Mittens, which became popular in early 2023. Puzzles Chess.com has a database of manually created puzzles (Unlike game-extracted puzzles of Lichess). Currently, there are roughly 600,000 puzzles in their database. A player gets a rating based on their performance and speed in solving the puzzles. It also offers other special modes of puzzles such as puzzle rush and puzzle battle. Everyday, one puzzle is chosen as the Daily Puzzle which can be played directly from the Homepage. Puzzle Rush Puzzle Rush is a special mode of puzzles in which the player has to solve as many puzzles as they can within the selected time. If the player solves 3 puzzles incorrectly, their rush finishes. Puzzle Battle Puzzle Battle is another special mode of puzzles in which a player competes with another player to solve the most puzzles in the given time of 3 minutes. If a player solves 3 puzzles incorrectly, they cannot solve any more puzzles. The person who solves the most puzzles is the winner and the rating of the players change accordingly. Lessons

Chess.com has a unique feature of lessons. The lessons have videos which explain the topic and challenges which are like puzzles regarding the topic explained in the videos. Contributors can create lessons but some are created by the core chess.com team. News Chess.com also has a news section in which reporters post reports of major chess tournaments around the world as well as the results of major chess.com tournaments such as the Speed Chess Championship. Additional features include chess forums, articles, downloads, opening databases, teams, live broadcasts, online coaching and a game database of over 2 million games. The company publishes a large number of articles on a variety of chess-related topics, including chess strategy, opening theory and history. Regular contributors include Gregory Serper, Bruce Pandolfini, Sam Shankland, Dan Heisman, Jeremy Silman, Simon Williams, Daniel Naroditsky, Natalia Pogonina and Daniel Rensch. Chess.com has a policy against the use of chess engines in all forms of the game, except where "specifically permitted (such as a computer tournament)". It utilizes algorithms and statistical data to catch players using engines in games and bans many on a daily basis,[35] and employs six moderators to prevent cheating.

Play chess online with over 130 million players from around the world! Chess, ajedrez, xadrez, satranç, scacchi, schach, șah, šachy, şahmat… no matter the language, no matter the name, it´s known as the best strategy game in the word Enjoy free unlimited 3d chess games and improve your chess rating with 350,000+ tactics puzzles, more than 10 million chess games