Alpha-beta search with null move pruning, late move reductions, Zobrist hashing, killer & history heuristics. 5 difficulty levels up to Master (depth 7).
8 classic endgame positions: Double Cannon, Iron Door Bolt, Heaven-Earth Cannons, Horse-Rear Cannon, and more.
Stuck on a move? Tap the hint button and the AI will suggest the best play for your position.
Wood-grain board with 3D convex pieces, smooth animations, haptic feedback, and warm gold selection glow.
Games auto-save when you leave. Come back anytime and pick up right where you left off.
Step through your game move by move. Review your strategy and learn from your decisions.
| Level | Search Depth | Time Limit | Strength |
|---|---|---|---|
| Beginner | 2 plies | 1s | Learning friendly |
| Intermediate | 3 plies | 2s | Casual play |
| Advanced | 4 plies | 3s | Challenging |
| Professional | 5 plies | 5s | Strong amateur |
| Master | 7 plies | 10s | Advanced player |
Classic Chinese chess endgame positions to practice tactical skills.
| Search | Evaluation |
|---|---|
| Alpha-Beta Pruning | Piece-Square Tables |
| Null Move Pruning | King Safety Analysis |
| Late Move Reductions | Piece Coordination |
| Aspiration Windows | Threat Detection |
| Iterative Deepening | Chariot Activity |
| Zobrist Hashing | Cannon Endgame Adjustment |
| Transposition Table | Crossed-River Bonuses |
| Killer & History Heuristics | Center Control |
| Quiescence Search | Check Bonus |
| MVV-LVA Move Ordering | 30+ Opening Book Lines |
This app does not collect any personal data. No internet connection required. No tracking, analytics, or advertisements. All game data is stored locally on your device.