# Chess Openings - ChessAtlas — Train openings, fix mistakes > Chess opening training app with spaced repetition and game analysis. (iPhone/iPad app by Antoine Tamano.) - Source: https://appshunter.io/ios/app/chess-openings-chessatlas/id6770867404 (this page in markdown: same URL + `.md`) - Developer: [Antoine Tamano](https://appshunter.io/developer/1873038224) - Category: Games, Board - Price: Free with in-app purchases - Rating: 4.30/5 from 3 App Store ratings · 2 written reviews indexed - Age rating: 4+ - Requires: iOS 16.0 · 50 MB - Languages: American English - Released: 2026-06-08 - Data updated: 2026-09-07 - Monetization: freemium - User reviews in markdown: https://appshunter.io/ios/app/chess-openings-chessatlas/id6770867404/reviews.md ## What is Chess Openings? Build an opening repertoire you actually remember, and stop losing games to lines you thought you knew. ChessAtlas turns your openings into a simple training routine: learn each line, review it on a spaced-repetition schedule, and connect your real games to catch the exact moves where you went off-book. HOW IT WORKS - Build your own repertoire, paste a PGN, or fork a ready-made opening from the library. - Learn each line move by move, with plain-language notes on the ideas behind the moves. - Link your Lichess or Chess.com account. ChessAtlas checks every game against your prep and flags the first move where you deviated. - Drill those mistakes until they stick, with spaced repetition that brings each line back right before you would forget it. WHAT YOU GET - Your real games, checked against your repertoire, with the first deviation pinpointed. - Spaced-repetition review so lines stay in long-term memory. - Full game analysis with move-by-move accuracy and the quality of every move. - A library of curated openings you can fork and make your own. - Read mode that explains the idea behind each move, not just the notation. - Streaks, levels and a leaderboard to keep the habit going. - Multiple board themes. WHO IT IS FOR Club and improving players who want a repertoire they can trust under pressure, whether you are building your first opening or sharpening lines you already play. Free to start. Upgrade to Premium for unlimited training. Questions or feedback: https://chessatlas.net Terms of Use: https://chessatlas.net/terms Privacy Policy: https://chessatlas.net/privacy ## Key features - Opening repertoire building - Spaced repetition review - Game analysis and deviation flagging - Curated opening library - Move-by-move idea explanations - Gamified training elements ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Premium Monthly | $9.99 | per month | | Premium Annual | $89.99 | per year | ## Recent user reviews (2 of 2) All indexed reviews: https://appshunter.io/ios/app/chess-openings-chessatlas/id6770867404/reviews.md ### 5/5 — Top *2026-08-19* Très bonne application ! ### 5/5 — Awesome app *2026-07-19* Best chess opening app I’ve found, and free too ## Frequently asked questions about Chess Openings ### How does ChessAtlas help me remember chess openings? ChessAtlas uses spaced repetition to schedule reviews of opening lines. This ensures you revisit lines just before you're likely to forget them, strengthening long-term memory and making your repertoire more reliable. ### Can I import my own chess openings into ChessAtlas? Yes, you can build your own opening repertoire from scratch, paste a PGN file, or fork a ready-made opening from the app's library. This allows for a personalized training experience tailored to your preferred lines. ### Does ChessAtlas connect to my online chess accounts? ChessAtlas can link to your Lichess or Chess.com accounts. It then analyzes your real games against your prepared openings, pinpointing the exact move where you deviated from your planned strategy. ### What kind of analysis does ChessAtlas provide for my games? The app offers full game analysis with move-by-move accuracy. It highlights the quality of every move and specifically flags the first deviation from your pre-defined opening repertoire. ### Is ChessAtlas free to use? ChessAtlas is free to start, offering basic features. To unlock unlimited training and access all features, you can upgrade to a Premium subscription. ### What are the subscription options for ChessAtlas Premium? ChessAtlas offers two subscription plans: Premium Monthly at $9.99 per month and Premium Annual at $89.99 per year. These plans provide unlimited access to all training features. ### What age rating does ChessAtlas have? ChessAtlas has an age rating of 4+. This indicates it is suitable for young players and above, with no mature content. ### How often is ChessAtlas updated? The latest version of ChessAtlas is 1.0.1, last updated on July 15, 2026. While this is the initial release, updates typically address bug fixes and feature enhancements. ## Version history (last 3 releases) ### 1.1.0 — 2026-08-11 A smarter review scheduler. NEW - The first review of a newly learned line now lands the next day - A missed line comes back tomorrow and is drilled first, ahead of less fragile ones - Your SRS settings (target retention, strict grading, session size) now shape every drill FIXES - Puzzle attempts that fail to sync can now be retried - Stability and reliability improvements ### 1.0.1 — 2026-07-15 A faster start, and a repertoire that begins with the openings you already play. NEW - Import a Lichess study straight into your repertoire - Build a starter repertoire from your own games - Train offline, so your lines travel with you (Premium) - Puzzles built from the mistakes in your real games IMPROVED - Deviations now show right on the board, yours and your opponent's - Your real games feed the review schedule and your mastery - Review shows the line so far, with searchable lines and an optional engine - Fairer game accuracy: a single blunder no longer reads 0% - Mark a chapter as not learned, or import lines you already know Plus bug fixes and performance work throughout. Thanks for training with ChessAtlas! ### 1.0 — 2026-06-08 No release notes. ## More apps by Antoine Tamano - [Blindfold Chess - DarkSquares](https://appshunter.io/ios/app/blindfold-chess-darksquares/id6758460463) - [ChessTimer: Chess Clock Design](https://appshunter.io/ios/app/chesstimer-chess-clock-design/id6777009431) - [Chess Endgames - ChessEndings](https://appshunter.io/ios/app/chess-endgames-chessendings/id6790429420) All apps by Antoine Tamano: https://appshunter.io/developer/1873038224 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-07.*