Chess Master

ChessMaster is the program for chess, which helps you to play on websites like,, and many others. ChessMaster can play in automatic mode by itself or just show you best moves on the chessboard directly in your game. You can use chess bot for game analysis, chess learning or just for fun! Please carefully read instructions and FAQ before you'll start to use this program. Installation Download archive with the chess bot, unzip the entire folder to any location on your hard drive and launch ChessBot.exe from the folder (It's recommended to launch using "Run as administrator"). Chess calculator requires a chess engine to run. There are a lot of different engines such as Stockfish, Houdini, Rybka, Komodo and others. By default chess bot is provided with Stockfish - strong open source chess engine.


- fast and strong calculation - support for most popular websites - support for most popular UCI engines - autobot mode - advisor mode - continue from position - configurable engine settings The trial version of ChessBotX is limited to a 100 moves per day, after that bot will ask to restart itself. Engine strength is also reduced

Frequently asked questions

I am afraid of viruses. How can you prove your program is virus free? Here is a virustotal check of the unprotected version of the program. However, some antiviruses can detect the program as malicious indeed. This is because of the program protected with special software, which antiviruses may not like. Please don't worry, it's false positive, so just add the program to whitelist. If you still have doubts, feel free to contact us: I've installed extension but control bar does not appers on chess website After first installation you need to update already opened chess websites Move calculation doesn't works Make sure that desktop application is running. Download the application, run ChessMaster.exe as administrator, select engine strength (by default it is 12) After first installation you need to update already opened chess websites What is the strongest engine strength ? By default engine strength is 12. The strongest is configuration is 20. Note: When you select strongest streng it will take more time to think. When you play 1 min game recommended strength is 9-12,( 0.11 - 0.2 second for move) for 3 min game strength is 14-16 (0.25 - 0.4 second)