BITWISEThink binary. Solve with logic.
The logic puzzle you play with a wink.
A minimalist 0-and-1 puzzle you can solve without touching the screen. Wink your right eye for 1, your left eye for 0, raise your eyebrows to undo.
Ad-supported · optional one-time Pro upgrade · no subscription
// PLAY YOUR WAY
Four ways to play. Two of them don't need your hands.
01Standard
Tap a cell to cycle through 1, 0 and empty.
10Smart
The game picks the next cell for you. Just press 1 or 0.
))Voice
Say “one”, “zero” or “undo”. Your hands stay free.
;)Wink
Right eye for 1, left eye for 0, raise your eyebrows to undo.
iPhone/iPad with Face ID · Android with a front camera// RULES
Four rules. Pure logic, no guessing.
- Each cell is either 0 or 1
- No more than two identical digits next to each other
- Every row and column has as many 0s as 1s
- = means the same value, × means different
// GAME TYPES
Same puzzle, four different kinds of pressure.
Classic
The original: 0s and 1s.
Colors
Two opposite colors instead of digits.
Flow
A countdown on every move. Keep going before time runs out.
Locked
No undo. One mistake ends the game.
// FEATURES
Everything you need for a daily brain break.
Daily Puzzle
A fresh grid every day, the same one for everyone.
4 Difficulty Levels
Easy, Medium and Hard (6×6), Extreme (8×8).
Smart Hints
3 hints every day for when you're stuck.
Check Mistakes
Verify your progress and fix errors before they spread.
Leaderboards & Achievements
Game Center on iOS, Google Play Games on Android.
XP & Levels
Earn XP from every game and level up.
8 Themes
Personalize the look with eight visual styles.
Offline Play
No internet needed. Play anywhere.
DuelsiOS only
Challenge friends to the same puzzle. Fastest time wins.
Cloud Sync
Keep your progress safe: iCloud on iOS, your Google account on Android.
Your face stays on your phone.
Wink detection runs entirely on your device. No camera frames or face data are recorded or sent anywhere, and you don't need an account.
Sharpen your logic.
One bit at a time.