Chess vs Chess
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Chess
Manage and study chess databases and games in PGN format with advanced analysis tools. Supports game creation, modification, and import from various sources. Includes engine analysis, opening book management, and puzzle training.
- PGN database and game management
- Create, modify, and import games
- Advanced engine analysis with Stockfish
- Opening book and ChessBase support
- Chess 960 (Fischer Random) support
- Diagram recognition for PGN conversion
- Puzzle training and online play
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Chess Studio is the first and only application for iPhone and iPad able to manage chess databases and games in PGN format in a complete and efficient way. Chess Studio is an application designed and built for those players who really want to deepen their knowledge in the field of chess, studying chess regularly and participate in tournaments. Chess Studio allows you to: • Read database and games in PGN format (also with extended notation of moves). • Create, delete and modify folders and databases. • View games with annotations and textual comments and keep track of the displayed games. • Use a double chessboard on the same screen for better game analysis. • Visualize moves and variants in compact mode or indented mode. • Modify existing games with move annotation and textual comments. • Insert new games and positions. • Insert, replay and analyze games in Chess 960 mode. • Insert moves with annotations and textual comments. • Insert variation, subvariations etc. • Insert and visualize graphical annotation (colored arrows and highlighted squares). • Share Databases and Games through Airdrop. • Download chess database from internet. • Download chess database directly from PGN Mentor site. • Import games, database and Opening Books from other applications. • Merge two or more databases. • Copy/Paste games and positions. • Analyze games with Stockfish 19 Engine with the support of the Neural Networks (up to 5 lines of analysis simultaneously) with the support of the Engine Evaluation Bar. • Replay games automatically. • Visualize Pawn structure. • Manage Variations and sub-variatons: delete and promote variations. • Read the weekly Magazine The New In Chess (TWIC) and download the games. • Uploading and Downloading PGN Database to/from Dropbox, Google Drive, OneDrive. • Three different modes for moving pieces. • Analyze endgames with Endgame Tablebases. • Analyze and study Chess Openings in the Chess Openings Section. • Create and manage Opening Books in Polyglot format. • Import and manage ChessBase Opening Books (ctg format). • Automatically classify a database according to ECO code. • Replay, enter and analyze Chess 960 games (Fischer Random Chess). • Play against the engine both in standard mode and in Chess 960 mode. • Play online through the LiChess platform • Train by solving Puzzles • ChessBase Database support. • Diagram Recognition: this feature allows the user to take and/or upload photos of chess diagrams and convert them into PGN format positions. Other features and technical details: • Modify the board size. • Professional chess fonts and figurines for moves notation and annotation. • Preview of the game in the board tapping the Info button. • Quick search feature. • Advanced search feature. • Complete management of Null Moves with Tutorial. • Visualization of ECO code and Opening during game replay or game insertion. • Visualization of Book Openings during game replay or game insertion. • Portrait/Landscape mode for all devices. • Support of Slide Over and Split View mode. • Function to move up within variants and subvariants. • iOS 26 compatible and optimized for all the devices. • Sharing of databases across devices via iCloud Drive (also with Chess Studio for Mac OS). • Sound option. • Support for iPad Pro Keyboard or bluetooth keyboard. • VoiceOver/Accessibility support. • Direct contact via email with the developer to report problems, ask for explanation and suggestions (very quick answer!). • Languages: English, Italian, Spanish and German. Complete description at: https://chessstudio.wordpress.com/chess-studio/ To view the privacy policy and Terms of Use (EULA) visit https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ The application is continuously updated with new features and improvements. No registration! No advertising! No sharing of personal data!
Chess
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PROFESSIONAL ANALYSIS BOARD Turn your iPhone or iPad into a complete analysis board. Create, modify and analyze positions with our board editor. Study every game and take your chess to the next level. POSITION SCANNING Scan positions directly from photos or screenshots, in 2D and 3D. The app automatically recognizes the pieces and board layout. Ideal for studying real games or your own moves. POWERFUL ANALYSIS ENGINE Our advanced analysis engine evaluates each position with precision. Suggests the best moves, detects errors and displays strategic alternatives. PRACTICAL OPPORTUNITIES Discover the practical opportunities of each position. Identify tactics, strategic plans and key moves you can apply in your games. ADVANCED FEATURES + Complete opening books to study strategies from the initial phase of the game. + Database with more than 8 million games, updated weekly. + Download and upload .pgn files, share your analyses and save photos. + Share your studies with other players or coaches. PERSONALIZED ORGANIZATION Save all your games and analyses in your personal database. With an intuitive drag-and-drop system, organize your studies. COMPLETE AND FLEXIBLE ANALYSIS With interactive board, position scanning, powerful analysis engine and personalized organization, this app is the ultimate tool for chess analysis and training.
Screenshots
Verdict
The clearest difference is price: Chess at Free against Chess's $3.99. Chess's advantage is ads (none vs shown) and chart position (#147 vs unranked). On update cadence, 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
Chess is free to download; Chess costs $3.99 up front. Chess sells 2 in-app purchases, starting at $0.99 per month and Chess sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
Chess ships an update fortnightly, Chess every 3 weeks. The most recent releases landed on September 27, 2026 and September 22, 2026 respectively.
| Parameter | Chess | Chess |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | 4.7 (116 ratings) — better | — |
| Positive reviews | 92.0% of reviews | — |
| Number of ratings | 116 — better | — |
| Update frequency | Fortnightly — better | Every 3 weeks |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Best chart rank | #147 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 237 MB | 146 MB |
| Age rating | +4 | 4+ |
| Developer | Giordano Vicoli | Alvaro Ribes |
Bugs and requests
Chess
Reported bugs
12 issues- Problem saving updated game data
- Engine stopped working after 30 seconds
- App crashes when adding annotations without hitting 'edit mode' first
- Crash opening .pgn in landscape mode
- Crashes when selecting a cell with 0 games associated
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- App freezes sometimes
- Download stuck on 'downloading'
- Dropbox issues on earlier iOS versions
- Program not bulletproof upon saving work
- Can't download cbv files
- Graphical annotations drawing unwanted arrows
- App doesn't work after iOS update
Requested features
20 requests- Add dark mode
- Add board flip button
- Improve interface for screen reader users
- Add private game feature with code
- Add computer whole game analysis with annotations
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- Add coloring moves based on annotation
- Add drawing arrows that are saved
- Add bookmark feature
- Add buttons/swipe to go forward/backwards to next/previous game
- Add select all function for copying games
- Add autoplay games
- Remember last position/game opened in a database
- Support Millennium boards
- Support UCI engine compatibility
- Optimize database game view
- Make edit mode arrows slimmer and add more colors
- Allow direct iCloud access to databases without export
- Make graphical annotations optional/disableable
- Improve font size adjustment for moves and annotations
- Add search with multiple criteria
Chess
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Chess
- Monthly Premium Subscription3 Days trial$0.991 Month
- Yearly Premium Subscription3 Days trial$8.991 Year
Chess
- Monthly$3.991 Month
- Annual$17.991 Year









