GM ChessPrep vs BookMoves
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GM ChessPrep
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It's time to take interactive chess lessons with problem-solving activities! Numerous exercises from different learning levels can be found in our courses. You can readily process the material thanks to the many interactive activity kinds. 1) Explanation Exercise: This will succinctly explain an idea to you. The most enjoyable and interesting approach to learn piece motions and captures is through the capture activity. 3. Puzzle Activity: From a given position, solve intriguing problems using various strategies. 4) MCQ Activity: Use multiple-choice questions from a quiz to assess your knowledge. 5) Play with the Computer: Develop your talents by using the computer to practice essential postures.
BookMoves
Master chess openings with a unique blend of theory, computer science, and spaced repetition. Memorize hundreds of variants for both sides and transition from rote learning to intuitive application. Overcome the forgetting curve with an innovative technique for lasting mastery.
- Chess opening theory
- Spaced repetition learning
- Hundreds of chess variants
- Statistical probabilities
- Integrated scoring system
- Algorithmic improvement
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Embark on a transformative chess journey with our groundbreaking app, seamlessly blending Opening Theory, Computer Science, and Space Repetition. Easily memorize hundreds of chess variants for both white and black, transitioning from rote memorization to intuitive application of knowledge. Overcome the Forgetting Curve using our innovative Space Repetition technique, converting short-term storage into lasting mastery. Access a comprehensive database of 1 million+ opening variants, each accompanied by statistical probabilities. Our integrated scoring system considers game statistics and parameters for effective play, constantly evolving to provide you with the strongest advantage at your current skill level. Experience the power of continuous algorithmic improvement, ensuring you stay ahead in every game. Optimized for mobile, our app lets you practice openings anytime, anywhere, enhancing your skills on the move. Unleash your chess potential by consistently training with new openings, conveniently accessible through your mobile browser. Elevate your game, break free from stagnation, and become the chess pro you aspire to be. Start your journey to mastery today!
Screenshots
Verdict
The clearest difference is update cadence: BookMoves at every 3 weeks against GM ChessPrep's every 42 months. BookMoves also leads on iOS requirement (13.0 vs 15.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
GM ChessPrep ships an update every 42 months, BookMoves every 3 weeks. The most recent releases landed on October 2, 2026 and October 1, 2026 respectively.
| Parameter | GM ChessPrep | BookMoves |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.5 (4 ratings) — better |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | — | 4 — better |
| Update frequency | Every 42 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 70 MB |
| Age rating | 12+ | 4+ |
| Developer | GMCHESSPREP LLC | Regulus Team s.r.o. |
In-app purchases
GM ChessPrep
No in-app purchases
BookMoves
No in-app purchases
Questions
Is GM ChessPrep free?
Is BookMoves free?
Do GM ChessPrep or BookMoves have ads?
Which is updated more often, GM ChessPrep or BookMoves?
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