ChessLab: Openings & Puzzles

Master chess from your very first move to grandmaster-level strategies. ChessLab is the most complete offline chess learning app - packed with 10,300+ openings, 1,100+ tactics puzzles, 20,000+ endgame positions, and Stockfish 16 AI.

--- PLAY CHESS ---

Play vs Friends (Offline)
Pass-and-play on the same device - no internet needed.

Play Online
Challenge real players worldwide in live online matches.

Play vs AI - 6 Difficulty Levels
Beginner Bot (600 ELO) - perfect for new players
Beginner Bot II (1000 ELO)
Intermediate Bot (1200 ELO)
Advanced Bot (1600 ELO)
Master Bot (2500 ELO)
Grandmaster Bot (2700 ELO) - powered by Stockfish 16

--- CHESS OPENINGS ---

10,300+ chess openings across all ECO codes (A, B, C, D):
Ruy Lopez - Sicilian Defense - French Defense
Caro-Kann - King's Indian - Queen's Gambit
Italian Game - English Opening & hundreds more

Every opening includes move-by-move PGN playback so you can study at your own pace.

--- CHESS OPENINGS: GAMBITS ---

Learn sharp, aggressive gambits to surprise your opponents:
Halloween Gambit - Scotch Gambit - Englund Gambit
King's Gambit - Benko Gambit & many more

--- CHESS TACTICS & PUZZLES ---

Sharpen your calculation with 1,100+ tactical puzzles:
Checkmate in 1
Checkmate in 2
Checkmate in 3
Checkmate in 4 (Premium)

Daily puzzle solving is the fastest way to improve your chess rating.

--- ENDGAME TRAINER ---

Train with 20,000+ endgame positions against Stockfish AI. From basic King & Pawn endings to advanced rook endgames - master the phase of chess most players ignore.

--- GAME STATS & PERFORMANCE ANALYSIS ---

Connect your Chess.com or Lichess account and unlock a full breakdown of your chess career:

Overall Stats
Total games played - Rapid, Blitz, Bullet & Classical
Win / Draw / Loss breakdown
Current ELO and peak rating across all time controls

ELO Over Time
See your rating graph across weeks, months, and years
Spot exactly when you improved - and when you slipped

Opening Report
Which openings you win most with as White and Black
Your worst-performing openings - the ones quietly costing you points
How your results compare against the database average for each opening
Discover which lines suit your style and which to drop

Where to Improve
Your most common mistakes - blunders, missed tactics, time trouble
Phases where you lose the most: opening, middlegame, or endgame
Personalized suggestions on what to study next

Strongest Opponents
Your hardest-won victories and toughest losses
Highest-rated opponent you have ever beaten

--- GRANDMASTER GAME LIBRARY ---

Study the greatest games ever played, featuring:
Magnus Carlsen - Garry Kasparov - Bobby Fischer - Viswanathan Anand
Hikaru Nakamura - D. Gukesh (2025 World Champion) - Mikhail Tal
Capablanca - Karpov - Kramnik - Alekhine - Morphy & more
Plus: 667 World Cup 2025 games & World Championship game archives.

--- GAME REVIEW & ANALYSIS ---

Upload any PGN file to analyze your own games
Stockfish-powered move evaluation
Find your mistakes and learn from every game
Share your game in PGN notation

--- BRILLIANT MOVES ---

Explore curated collections of the most spectacular moves in chess history - sacrifices, combinations, and ideas that will blow your mind.

--- FULLY CUSTOMIZABLE ---

40+ Piece Sets - Alpha, Merida, Pixel, Fantasy, Maestro & more
22 Board Themes - Classic wood, neon, marble, minimalist & more
6 Sound Themes - Standard, Futuristic, Piano, NES, SFX & more
Dark Mode - Easy on the eyes for late-night sessions
Undo / Redo moves during practice
Share games in PGN format

--- WHO IS THIS APP FOR? ---

Complete beginners learning how the pieces move
Club players (800-1500) wanting to learn openings
Intermediate players (1500-2000) improving tactics
Advanced players (2000+) studying GM games and endgames
Anyone who wants to play chess offline without ads (Premium)

Download free. No sign-up required. Play instantly.

Terms of Use: https://trychesslab.com/terms