
Blunders.ai
Blunders.ai transforms your own chess games into a personalized training system by analyzing mistakes, creating custom puzzles, and providing AI-powered coaching that helps players improve through their actual gameplay.
About Blunders.ai
Best for: chess players, chess learners, players seeking personalized training
Key features
- Analyzes user games nightly to identify and extract mistakes for review.
- Creates custom puzzles from the user's own game blunders for targeted practice.
- Uses spaced repetition to schedule review of mistakes until they are mastered.
- Provides plain-English explanations of mistakes alongside engine analysis.
- Offers AI chat coaching that answers questions based on the user's game history.
- Includes a library of tactics puzzles, opening study guides, and bot play.
Use cases
- Practicing tactical patterns that led to mistakes in recent games.
- Receiving personalized feedback and explanations for recurring errors.
- Studying chess openings relevant to the user's actual play.
Pros
- Free tier includes puzzles, opening study, and bot play.
- No credit card required for free account.
Limitations
- Personalized analysis and AI coaching require a paid Pro plan.
Screenshots

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