Bitzle is a clean, relaxing binary logic puzzle. Fill the grid with 0s and 1s using nothing but reasoning. No math, no guessing, just pure logic.
THE RULES
• Tap a cell to cycle it: empty → 0 → 1 → empty
• The same digit cannot appear three times in a row, horizontally or vertically
• Every row and column contains an equal number of 0s and 1s
• No two rows or columns may be identical
FIVE DIFFICULTY LEVELS
From a quick 6×6 warm-up to a demanding 14×14 challenge:
Beginner (6×6), Easy (8×8), Medium (10×10), Hard (12×12), Expert (14×14).
ENDLESS, FAIR PUZZLES
Every puzzle is generated on your device and verified to have exactly one solution that can be reached by deduction alone. You will never be forced to guess. Play as many puzzles as you like.
TOOLS THAT RESPECT YOUR THINKING
• Show errors: highlight cells that break a rule as you play, or turn it off for a purist challenge
• Hint: reveal one correct cell when you are stuck
• Undo: step back through your moves
• Restart: clear the board and try again
• Pause: the timer stops and the board is hidden
PICK UP WHERE YOU LEFT OFF
Your game is saved automatically. Close the app and continue later from the home screen with your time and moves intact.
BEAT YOUR BEST TIME
Track your best time for each difficulty and celebrate every new record. Share your result with friends in one tap.
LEARN IN A MINUTE
A built-in illustrated tutorial shows correct and incorrect examples for each rule.
MADE TO BE COMFORTABLE
• Light, dark, or system theme
• Optional vibration when you make a mistake
• Reset your progress or records anytime in Settings
Bitzle is the perfect brain workout. Download now and see how fast you can fill the grid.
Logic puzzle: fill the grid with 0s and 1s