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