White's Turn
Time Left
15:00
Chess Pi
Your mind is the algorithm. The board is your domain. Play, Calculate, Conquer.
Choose Your Board Theme
Choose Difficulty Level
Game Features Guide
×Hint Feature
The Hint feature provides suggestions for your next move. Each difficulty level gives you a different number of hints:
- Easy: 1 hint available
- Medium: 1 hint available
- Hard: 1 hint available
- Expert: 2 hints available
Undo Feature
The Undo feature allows you to take back your last move. Each difficulty level gives you a different number of undos:
- Easy: 1 undo available
- Medium: 1 undo available
- Hard: 1 undo available
- Expert: 2 undos available
Threats Feature
The Threats feature shows you which pieces are threatened by your opponent and which are protected by your pieces. Each difficulty level gives you a different number of threat visualizations:
- High Threat: Your valuable pieces (Queen, King) are under immediate attack
- Medium Threat: Medium-value pieces (Rooks, Bishops, Knights) are under attack
- Low Threat: Pawns or less critical pieces are threatened
- Potential Threat: Pieces that could be threatened in your opponent's next move
- Defended Pieces are highlighted with a blue border
- Threat Sources are highlighted with pulsating red border
The Threat Report provides a detailed analysis of threats, including a summary of immediate and potential threats, detailed list of threatened pieces with their priority levels, and recommended actions to handle the threats. Access the Threat Report via the advice button after using the Threats feature.
Extra Time Feature
The Extra Time feature gives you additional time when you're running low. Each difficulty level gives you a different number of extra time uses:
- Easy: No extra time available
- Medium: 1 extra time (adds 1 minute)
- Hard: 1 extra time (adds 1 minute)
- Expert: 2 extra times (each adds 1 minute)
Refill Feature
The Refill feature becomes active when you've used all available hints, undos, threat visualizations, and extra time uses. When you click the Refill button:
- All features are restored to their maximum capacity
- The number of available uses is based on your current difficulty level
- You can continue using the features to enhance your gameplay
- Refill requires a payment of 0.10 Pi using the Pi Network
Note: The Refill button only activates when all features are completely depleted. Payments are processed securely via Pi Network.
Themes
All board themes are now completely free! You can choose from:
- Classic: Traditional wooden chess board
- Marble: Elegant marble design
- Metal: Modern metal appearance
- Space: Cosmic space theme
To change themes, go back to the theme selection page.
Time Controls
Each difficulty level has different time controls according to standard chess rules:
- Easy: No time limit - Perfect for learning
- Medium: 15 minutes - Standard rapid chess
- Hard: 10 minutes - Faster-paced game
- Expert: 5 minutes - Blitz chess for experts
The timer starts when the game begins. Time pressure adds excitement to the game!
PGN Import/Export
PGN (Portable Game Notation) is a standard format for recording chess games. You can use it to save, share, or analyze your games.
- Export PGN: Saves the current game in PGN format for sharing or analysis.
- Import PGN: Loads a game from PGN format to replay or continue.
Use these features to review past games or study famous matches.
Surrender Feature
To surrender as white, double-click on your king when it's your turn. A confirmation dialog will appear. If you confirm, the game ends with black winning, and you'll see options for a new game or settings.
Note: If you want to pause the game for a break or to drink a cup of coffee, open the help icon and leave it active.
Threat Report
×Threat Analysis