Binairo vs DuoLogic

Binairo is a clean binary puzzle and 0-1 logic game for quick daily brain training. Fill the grid with zeros and ones, keep each row and column balanced, avoid triples, and solve by deduction instead of guessing. Play the daily challenge, continue through curated levels, use undo and hints when needed, and compare your times on Game Center leaderboards. The interface is calm, fast, and built with VoiceOver support for accessible play. Start with the free puzzles, then unlock the full premium library when you want more handcrafted binary grids.

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.