What's World Chess Analysis?
After you complete a game on web version of World Chess, you can instantly see an analysis of the game and key moments displayed on a visual timeline and on the board. To analyse your game, click on Open Game Details.
The system analyzes the game and points you to key or vital moments in the game when the situation on the board changed the most. This way you can spot those moments and see if you or your opponent blundered or made a brilliant move.
The key moments are also marked in red on the visual timeline of the game.
If you click on the board with a key moment, the position on the main board will jump to the key moment so you can analyze your game. This feature is free and available for all games played on World Chess.
Dive deeper with our new variants tree, built directly into the notation — so you can explore different lines, see the impact on the game, and sharpen your strategy.
World Chess also recently introduced the advantage bar and engine lines.
But there is more.
Just introduced! Advanced analysis available for all World Chess members. Here are some stats to explore.
How are moves now classified?
Classification | Lower Limit | Upper Limit |
 Excellent | 0 | 0 |
 Great | 0 | 2 |
 Nice | 2 | 5 |
 Inaccuracy | 5 | 10 |
 Mistake | 10 | 20 |
 Huge blunder | 20 | 100 |
What exactly are good and bag moves?
Good Move:
• (Improves / does not worsen) the evaluation of the position;
• (And) fulfills tactical (and/or) strategic tasks:
• Opens up a greater number of moves for continuation;
• (And/or) leads to a material gain;
• (And/or) creates threats to the opponent's pieces;
• (And/or) protects your pieces from the opponent's attack;
• (And/or) restricts the advancement of enemy pieces;
• (And/or) leads to a positional advantage;
• (And/or) controls important squares.
Bad Move:
• Significantly worsens the evaluation of the position;
• (And/or) results in returning a piece to its original square on the next move;
• (And/or) gives the opponent the opportunity to significantly improve their position
• (And/or) limits the activity of your pieces;
• (And/or) weakens the king.
Is it free?
Memberes of the World Chess with a Basic subscription plan have three analysis per day. Become a PRO to have unlimited access to analysis 🤓