Progressive blindfold chess training from square recognition to full games
Explore Flags, Challenge Yourself, Learn Without Limits
Stage
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Founded
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Based in
FR
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Pricing model
Freemium
Free
Pricing
Free: €0 forever with unlimited exercises, games vs AI, and access to levels 1-3. Pro Lifetime: €39 one-time payment for all 7 levels, all 8 AI difficulties, famous games library, endgame training, and intermediate tactics.
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Key features
7 progressive training levels from square colors to full blindfold games
Unlimited exercises and games against AI
Voice-controlled play in 6 languages
Progress tracking and achievement system
Cross-device synchronization
Famous grandmaster games to replay blindfolded
Endgame training module
Multiple board visibility modes
Tactical puzzles and exercises
6 attempts to identify the correct region
Distance feedback in kilometers
Accuracy percentage after each guess
Unlimited practice mode with random puzzles
Progress tracking dashboard with statistics
Personal wins and winning streak tracking
Browser local storage persistence
Social sharing integration
Global leaderboard comparison
What makes it different
Systematic progression from fundamentals to blindfold mastery, not just a side effect of puzzle training
Free tier is genuinely free with no dark patterns or engagement manipulation
One-time €39 lifetime payment with no subscription required
Built and maintained by a single indie developer actively improving the product
Available across web, iOS, and Android with unified account
Unlimited practice rounds unlike daily-only alternatives
Immediate retry of failed challenges
Three types of directional feedback per guess
Educational resources about flag history and significance
DarkSquares
Flagle Explorer