Progressive blindfold chess training from square recognition to full games
Free browser-based aim trainer for Valorant and CS2 peek-angle practice
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
Left peek, right peek, and alternating target modes
Difficulty levels: Expert and Hell with shortened reaction windows
Timed accuracy challenges at 60, 120, or 300 seconds
Valorant to CS2 sensitivity calculator using cm/360
Score tracking after each run
Ascent A Main arena environment
No download required, runs in browser
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
Zero-friction browser-based tool with no installation needed
Focused specifically on peek-angle practice for competitive FPS
Quick 10-minute warm-up routine designed for ranked
DarkSquares
AimTrainer