Tango vs Binairo

Looking for your next daily brain workout? Tango by OlaaSoft is a captivating 6x6 logic grid puzzle based on the classic Binairo and Takuzu mechanics. Perfectly sized for your morning commute or a quick coffee break, Tango challenges you to balance the grid using pure deduction. If you love daily logic puzzles, binary grids, or brain-teasing board games, this will become your new daily obsession. HOW TO PLAY The rules are simple, but the logic gets deep: - Fill the 6x6 grid with Sun and Moon symbols. - Each row and column must contain an equal number of Suns and Moons (3 of each). - Never place three of the same symbol in a row or column. - Watch the clues! An '=' between two cells means they must match, while an 'x' means they must be opposite. GAME FEATURES - Daily Streaks: play every day to build and protect your streak. - Global & Weekly Leaderboards: climb the ranks against players worldwide. - Hints & Undo: get unstuck whenever you need a nudge. - Clean, distraction-free design with light and dark themes. From the makers of Patches, Queens & Zip. Tango is free to play with optional ads, and a one-time purchase removes ads forever.

Fill the grid with 0s and 1s. Just three simple rules. Binairo — also known as Takuzu or Binary Puzzle — is pure logic. No luck, no math. A calm, beautifully minimal way to sharpen your mind, anytime, anywhere. ■ How to play Put a 0 or a 1 in every cell. Follow three rules and fill the whole board: - Never three of the same number in a row or column - Each row and column has an equal count of 0s and 1s - No two rows and no two columns are identical No prior knowledge needed — most people are playing within minutes. ■ Features - Always solvable by logic: every puzzle is verified in-app to have exactly ONE solution, so you never have to guess. - Four difficulties: from a gentle 6x6 to a demanding 12x12. - Daily Challenge: everyone plays the same puzzle each day, with streaks and a calendar to keep the habit going. - Two display styles: numbers (0/1) or two-color stones — your choice. - Gentle assists: mistake highlighting, remaining counts, undo, and hints. - Fully offline: play anywhere, even with no signal. - Private by design: your records stay on your device. ■ Great for you if… - You've mastered Sudoku and want your next logic fix - You love pure logic with zero luck involved - You're tired of cluttered, ad-heavy, subscription puzzles - You want a calm mental reset on the commute, on a break, or before bed - The idea of 0s and 1s makes you smile ■ Privacy & peace of mind - No account or sign-up required. - No servers, no cloud — the app is fully offline. - Your play records are stored only on your device and are never uploaded.