Immediately Turned Off
A double ad (a long on at that) on the very first puzzle before even being able to see if your answer is correct? No thanks.
Free
In-App Purchases
About
This logic puzzle game challenges you to fill a grid with 0s and 1s. Convert binary numbers to decimal and match row/column targets using pure logic. It offers a fresh twist on number puzzles for those who enjoy brain teasers.
✓Binary number puzzles
✓Grid deduction gameplay
✓Multiple difficulty levels
✓Helper modes
✓Smart hint system
✓Best time tracking
✓Hard mode with grouped targets
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What's New in BiDoku
2.1
March 16, 2026
In this update, we ensured to: - Decrease the difficulty level of the daily puzzles - Save the daily puzzle progress (cells positions are locked after closing the app) - Other minor bug fixes (leaderboard bug)
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In-App Purchases
$1.99
BiDoku Premium
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FAQ
What is BiDoku?
BiDoku is a logic puzzle game where players fill a grid with 0s and 1s. The goal is to match decimal targets by converting binary numbers, using logical deduction to solve each puzzle.
How does BiDoku work?
Each row and column in BiDoku represents a binary number. Players must place 0s and 1s to match the given decimal targets, employing logical deduction to complete the grid perfectly.
What are the difficulty levels in BiDoku?
BiDoku offers multiple difficulty levels, including a hard mode with grouped targets for advanced players. This ensures the game is suitable for both beginners and logic masters.
Does BiDoku have ads?
No, BiDoku does not contain advertisements. The game is free to play and offers in-app purchases.
What skills does BiDoku help improve?
BiDoku is designed to improve logical reasoning, understanding of binary numbers, pattern recognition, and strategic thinking. It provides a smart mental workout for players.
Is BiDoku available on multiple devices?
Yes, BiDoku is designed for both iPhone and iPad devices, offering a consistent experience across Apple's mobile platforms.
When was BiDoku last updated?
The latest version of BiDoku, version 2.1, was last updated on March 16, 2026. This indicates regular updates to the game.
What is the age rating for BiDoku?
BiDoku has an age rating of 17+. This suggests the game may contain content or complexity more suited to older players.