Progressive blindfold chess training from square recognition to full games
Take over your uncle's struggling back-alley PC cafe and grow it into the best in the country
Stage
Not given
Startup
Founded
Not given
2026
Based in
FR
KR
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.
Free with optional ads
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
Place gaming seats, ramen counters and vending machines
Hire part-time staff to manage the cafe
Strategic placement affects shop profits
Six stages of growth from back alley to nationwide brand
Staff continue working while app is closed
Play offline
Game speed control up to 3x
Optional rewards through ads
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
Progress-based storytelling with six distinct growth stages
Fully playable offline with staff continuing to work in background
Culturally authentic Korean setting in neighborhood PC cafe
DarkSquares
PC방 키우기 (Internet Cafe: Idle Tycoon)