Trap Chess vs Book2Board
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Trap Chess
This educational game offers a unique chess experience with a twist. Players face a computer opponent and must choose between two moves each turn, one of which may be a trap. It's designed to help beginners and intermediate players practice calculation and pattern recognition.
- Chess with a twist
- Computer opponent
- Two move choices per turn
- Trap detection
- Practice calculation
- Sharpen pattern recognition
- Quick sessions
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Play chess with a twist designed for beginners and intermediate players. Face a computer opponent, and on every turn choose between two possible moves—one may be a trap. All standard chess rules apply. Use it to practice calculation, sharpen pattern recognition, or unwind with quick sessions. Familiar chess, new decisions: dodge the traps to win.
Book2Board
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Give your chess books a board. Book2Board brings your own PDF chess books, an interactive board and Stockfish analysis into one place. Follow a line, try another move and return to the page with your ideas intact. FROM THE PAGE TO THE BOARD In PDFs with selectable text, detect supported chess notation, review the resulting line or position, then load it onto the board. Scanned pages and diagrams can still be studied by setting up the position manually. EXPLORE YOUR OWN IDEAS Play moves, branch into variations and revisit earlier positions. Your saved study retains its move tree, selected move and board perspective. Export your moves as PGN to continue working in other chess tools. CHECK WITH STOCKFISH Analyze positions locally with Stockfish 17. Compare candidate lines and choose your analysis settings. The engine works offline; downloading your PDFs may require a connection. A WORKSPACE THAT FITS Read beside the board in a wide workspace, or switch between book and board on a compact screen. Resume your reading position and zoom. Set up positions with the editor or FEN, and choose board themes and notation styles. YOUR BOOKS, YOUR STUDY Import PDFs from Files. Book2Board does not include a book catalogue. Notation detection requires selectable text; it does not scan diagrams or convert entire books automatically. Optional PDF sync through iCloud requires signing in to iCloud. One-time purchase. No subscription. Available in 11 interface languages. Support: hello@book2board.app
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Verdict
The clearest difference is price: Trap Chess at Free against Book2Board's $1.99. Trap Chess also leads on iOS requirement (15.2 vs 26.0). On 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
Trap Chess is free to download; Book2Board costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Trap Chess | Book2Board |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | — | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.2 — better | 26.0 |
| Further details — not scored | ||
| Size | 96 MB | 89 MB |
| Age rating | 9+ | +4 |
| Developer | Iaroslav Mironov | Rhinolabs Agency LLC |
In-app purchases
Trap Chess
No in-app purchases
Book2Board
No in-app purchases
Questions
Is Trap Chess free?
Is Book2Board free?
Do Trap Chess or Book2Board have ads?
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