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Download Chessis: Chess Analysis 21.5 APK
Target: Android 16 (API 36)
120, 160, 213, 240, 320, 480, 640dpi
What's new in Chessis: Chess Analysis 21.5
♟️ Multiple usernames
Add every username you play under on any site, and Chessis will automatically flip the board when your username appears in a PGN game.
Settings > Advanced Settings > Your usernames
Plus bug fixes and small improvements.
About Chessis: Chess Analysis 21.5
Chessis is one of the best chess analysis apps for Android. It turns every game into a chess lesson: analyze your games with the latest Stockfish engine, get a full game report with Blunders, Missed Wins and Best Moves and see not just where you went wrong, but WHY.
Premium
Trusted by over 1,000,000 chess players.
♟️ GAME REVIEW LIKE A COACH
✔️ Full game report with accuracy, estimated rating, and phase-by-phase breakdown
✔️ Key moments: the turning points that decided your game, explained in plain words
✔️ Move badges from Brilliant to Blunder — and "Why Blunder?" shows the idea you missed, right on the board
✔️ Retry Mistakes: replay the critical moments of any game and find the better move this time
✔️ Analyze your Chess.com and Lichess games, import PGN files, or scan a board with your camera
🤖 PLAY HUMAN-LIKE BOTS
✔️ Bots with human playing styles — aggressive, defensive, natural — at every level
✔️ Blunder alerts while you play: learn before you lose
✔️ Hints, takebacks, and move-strength feedback
✔️ Play casually or on the clock
📚 LEARN OPENINGS & TRAPS
✔️ Explore all chess openings with names and main lines
✔️ Trap training: practice famous opening traps until they stick
🛠 POWERFUL ANALYSIS TOOLS
✔️ Stockfish 18 — the strongest chess engine in the world
✔️ Multiple engine lines, threat arrows, and blunder detection
✔️ Board editor with live evaluation bar
✔️ Games database with FEN search and annotated PGN export
✔️ Chess960 (Fischer Random) support
✔️ Engine vs Engine matches — watch engines battle
✔️ Works with Chessnut electronic boards
🎨 Beautiful board themes and pieces · 🌍 14 languages · ☁️ Google Drive backup
Most features are free. Chessis Pro supports development and adds:
✔️ Unlimited game analysis
✔️ Deep analysis with higher depth and NNUE
✔️ Unlimited engine lines and playable engine lines
✔️ Mistake alerts and move strength while playing
✔️ "Why Blunder" lines
✔️ No ads
Questions or suggestions? Email us at chessimprovementapps@gmail.com — we read everything.
Let's analyze chess with Chessis!
Chessis: Chess Analysis 21.5 Play Store trailer
Chessis: Chess Analysis 21.5 variants
This release may come in several variants. Consult our handy FAQ to see which download is right for you.
Version:21.5(215) for Android 5.0+ (Lollipop, API 21)
Uploaded:September 12, 2026 at 5:21PM UTC
File size:12.24 MB
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Version:21.4(214) for Android 5.0+ (Lollipop, API 21)
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File size:12.22 MB
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Version:21.2(212) for Android 5.0+ (Lollipop, API 21)
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File size:12.22 MB
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Version:21.1(211) for Android 5.0+ (Lollipop, API 21)
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File size:12.19 MB
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Version:20.9(209) for Android 5.0+ (Lollipop, API 21)
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File size:10.13 MB
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Version:20.7(207) for Android 5.0+ (Lollipop, API 21)
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File size:10.13 MB
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Version:20.6(206) for Android 5.0+ (Lollipop, API 21)
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File size:10.09 MB
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Version:20.4(204) for Android 5.0+ (Lollipop, API 21)
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File size:9.87 MB
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Version:20.3(203) for Android 5.0+ (Lollipop, API 21)
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Version:20.0(200) for Android 5.0+ (Lollipop, API 21)
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File size:9.78 MB
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Version:21.5
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File size:7.94 MB
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Version:21.4
Uploaded:September 9, 2026 at 4:40PM UTC
File size:7.91 MB
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Version:21.2
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File size:7.90 MB
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Version:21.1
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File size:7.87 MB
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Version:20.9
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Version:20.7
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Version:20.0
Uploaded:August 11, 2026 at 6:34AM UTC
File size:7.30 MB
Downloads:30
