Comparison

KnightVision vs Chess Mentor

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

KnightVision

This app helps chess players digitize and analyze their games. It uses AR to scan physical boards, OCR to read scoresheets, and integrates with online platforms for a comprehensive chess experience.

Highlights
  • AR board scanning
  • Scoresheet OCR
  • Live game recording
  • Stockfish engine analysis
  • Chess.com & Lichess import
  • Tactical puzzles
  • Rating tracking
Features
Read full description

KnightVision 2.0 Your all-in-one chess companion, now with online gameplay, 2D scanning, and live broadcasts. Play, scan, record, and improve—all in one app. PLAY LIVE OR DAILY CHESS Find opponents, challenge friends, or share a challenge link. Play rated or casual Blitz and Rapid games, or choose Daily chess with 1, 2, or 3 days per move. Preview and confirm Daily moves, manage multiple games, and resume from your dashboard. SCAN BOARDS & DIAGRAMS Scan physical boards with AR, or import positions from board photos, 2D diagrams, and screenshots. Review detected pieces, save positions, add notes, and start analyzing. BROADCAST & RECORD GAMES Broadcast your over-the-board games or watch others move by move. Record games on an interactive board with legal move validation and save them as PGN. DIGITIZE SCORESHEETS Turn handwritten tournament scoresheets into digital games. Photograph, review, correct, and save without entering every move manually. ANALYZE WITH STOCKFISH Understand your games through engine analysis, move classifications, player accuracy scores, and evaluation graphs. IMPORT YOUR ONLINE GAMES Connect Chess.com and Lichess to import and browse your history by platform, date, opening, and result. TRAIN & PERSONALIZE Solve rated puzzles matched to your level or practice specific themes and difficulties. Track USCF, FIDE, and online ratings in one profile, and customize your board and pieces. SUBSCRIPTION PLANS Pawn (Free) 5 board scans/month, 5 scoresheet scans/month, 5 puzzles/day, and 3 game reviews/month. Knight — $4.99/month or $34.99/year 30 board scans/month, 30 scoresheet scans/month, 20 puzzles/day, and 15 game reviews/month. King — $12.99/month or $99.99/year Unlimited board scans, scoresheet scans, puzzles, and game reviews. Subscriptions auto-renew unless cancelled at least 24 hours before the current period ends. Your Apple ID account is charged for renewal within 24 hours before the period ends. Manage or cancel subscriptions in your App Store account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.knightvision.app/privacy

About

Chess Mentor

Features
Read full description

Chess Mentor is a focused chess training app built to help you understand positions, review moves, and practice with engine feedback. Analyze chess positions, explore candidate moves, see evaluation changes, and study your games with a clean interactive board. You can play against a chess bot, set up custom positions, review saved sessions, and copy FEN or PGN for deeper study. Whether you are practicing tactics, testing ideas, reviewing a game, or learning how different moves affect the evaluation, Chess Mentor gives you practical tools to improve your chess thinking. Features - Analyze chess positions - View evaluation bar and move scores - See suggested best moves with visual arrows - Play against a chess bot with adjustable strength - Choose standard, random, or simplified pawn positions - Create custom board setups with the board editor - Save and review analysis history - Copy FEN and PGN positions - Customize board themes and piece styles - Adjust analysis depth for speed or accuracy Chess Mentor is designed for players who want a simple, useful chess study tool without distractions. Practice positions, review mistakes, and build better chess habits one move at a time. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://chessmentor.byhelyo.com/privacy

Screenshots

KnightVision4 screens
Chess Mentor4 screens

Verdict

The call

The clearest difference is iOS requirement: Chess Mentor at 15.0 against KnightVision's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. KnightVision sells 4 in-app purchases, starting at $4.99 per month and Chess Mentor sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 8 level
KnightVision versus Chess Mentor: the parameters behind the verdict, then further details
ParameterKnightVisionChess Mentor
PriceFreeFree
Rating5.0 (3 ratings) — better—
Number of ratings3 — better—
Update frequencyEvery 3 weeks—
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size145 MB179 MB
Age rating4+4+
DeveloperAbraham ObuboFranck Hu

In-app purchases

4 purchases

KnightVision

Subscriptions4
  • Knight Monthly$4.991 Month
  • King Monthly$12.991 Month
  • Knight Yearly$34.991 Year
Show 1 more
  • King Yearly$99.991 Year
3 purchases

Chess Mentor

Subscriptions2
  • Chess Mentor Premium$2.991 Month
  • Chess Mentor Premium$17.991 Year
One-time1
  • Chess Mentor Premium$49.99

Questions

Is KnightVision free?
KnightVision is free to download, with in-app purchases available.
Is Chess Mentor free?
Chess Mentor is free to download, with in-app purchases available.
Do KnightVision or Chess Mentor have ads?
Neither KnightVision nor Chess Mentor shows ads.

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