DuoLogic

DuoLogic is a pure and addictive binary logic puzzle, based on Binairo/Takuzu rules.

Fill the grid following three simple rules: • No three identical numbers in a row (no 000 or 111) • Each row and column must have equal numbers of 0s and 1s • No two rows can be identical, nor two columns

Easy to learn. Hard to put down.

WHAT'S INCLUDED? • 20 free levels with a progressive tutorial • 4 board sizes: 6×6, 8×8, 10×10 and 12×12 • 4 difficulty levels: Easy, Medium, Hard and Very Hard • Daily Puzzle — a new one every day for each board size • Special ×4 Mode — 4 interconnected boards at once • Verify button — check your mistakes when you decide • Hint system without spoilers • No ads. No subscriptions. One optional payment.

FULL UNLOCK Get 500 levels at once with a single permanent payment. More free levels in future updates.

Train your mind. One 0 or 1 at a time.