Comparison

Chess Engine vs Chess Analyzer

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

Head to head
About

Chess Engine

Instantly analyze any chess board by scanning it to find the best next move. This tool uses advanced AI and a powerful chess engine to help you study, train, and improve your game. Digitize diagrams from books or review tournament games with confidence.

Highlights
  • Scan physical or digital chess boards
  • Instantly find the next best move
  • AI board recognition
  • Stockfish engine analysis
  • Digitize diagrams from books
  • Save and export to FEN/PGN
Features
Read full description

Capture any physical or digital chess board and instantly find the NEXT BEST MOVE. No more manual entry. No more guessing. Just scan, solve, and win. Stop wondering what you missed and start understanding why. ▶ Why Use ChessFox: Whether you are reading a chess book, playing a friend at a park, or reviewing a tournament game, ChessFox uses stockfish to "see" the board and provide instantly the next best move. - Total Confidence in Every Game: Never feel lost in a position again. Get the clarity of a 3500+ ELO engine analyzing your specific real-world setup. - Study Smarter, Not Harder: Instantly digitize diagrams from books or newspapers. Spend your time learning the theory, not setting up the pieces. - The Perfect Training Partner: Carry a Grandmaster in your pocket. Get hints, find blunders, and explore "what-if" scenarios on the fly. ▶ What Sets ChessFox Apart: - Board Recognition: Our AI identifies pieces and positions from any chess board. - Deep Engine Analysis: Powered by Stockfish, the world’s strongest chess engine, for precision accuracy. - Save & Export: Instantly convert scans to FEN or PGN to share with coaches or export to your favorite analysis tools. JOIN THOUSANDS OF IMPROVING PLAYERS From casual hobbyists to dedicated club players, ChessFox is the essential tool for anyone serious about improving their game. Stop playing in the dark and start seeing the board with total clarity. Download ChessFox now and find your next winning move. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Chess Analyzer

Features
Read full description

Find the ideas behind every move. Chess Analyzer brings focused chess analysis to iPhone and iPad. Explore a position, compare candidate moves, and review your games with the Arasan chess engine running directly on your device. • See live evaluations and multiple engine lines. • Follow suggested moves with colored arrows on the board. • Review games move by move. • Import games with PGN or positions with FEN. • Fetch public games from Chess.com and Lichess by username. • Set up custom positions and save boards for later. • Adjust analysis depth, engine lines, and board appearance. Local analysis works offline. An internet connection is needed only for online game imports and external links. No account is required in Chess Analyzer. No ads. No tracking. Just your next move. Chess Analyzer is an independent app from Tarn Studios and is not affiliated with Chess.com or Lichess.

Screenshots

Chess Engine4 screens
Chess Analyzer4 screens

Verdict

The call

The clearest difference is price: Chess Engine at Free against Chess Analyzer's $2.99. Chess Engine also leads on update cadence (every 5 days vs every 3 weeks). Chess Analyzer's advantage is in-app purchases (none vs 4). On ads, device support and iOS requirement 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

Chess Engine is free to download; Chess Analyzer costs $2.99 up front. Chess Engine sells 4 in-app purchases, starting at $4.99 per 7 days. Chess Analyzer asks for nothing beyond the download.

UpkeepUpdate frequency

Chess Engine ships an update every 5 days, Chess Analyzer every 3 weeks. The most recent releases landed on October 11, 2026 and October 13, 2026 respectively.

Scorecard3 real differences · 6 level
Chess Engine versus Chess Analyzer: the parameters behind the verdict, then further details
ParameterChess EngineChess Analyzer
PriceFree — better$2.99
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 5 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size143 MB31 MB
Age rating4+4+
DeveloperAbdullah AnwarTony Ferraro

In-app purchases

4 purchases

Chess Engine

Subscriptions3
  • ChessScan Pro Weekly7 Days trial$4.997 Days
  • ChessFox Pro Weekly$4.997 Days
  • ChessFox Pro Annually$19.991 Year
One-time1
  • ChessFox Pro Lifetime$29.99
None

Chess Analyzer

No in-app purchases

Questions

Is Chess Engine free?
Chess Engine is free to download, with in-app purchases available.
Is Chess Analyzer free?
Chess Analyzer costs $2.99, with no in-app purchases.
Do Chess Engine or Chess Analyzer have ads?
Neither Chess Engine nor Chess Analyzer shows ads.
Which is updated more often, Chess Engine or Chess Analyzer?
Chess Engine ships an update every 5 days, and Chess Analyzer every 3 weeks. Most recently, Chess Engine was updated on October 11, 2026 and Chess Analyzer on October 13, 2026.

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