BiDoku
Puzzle with binary numbers
Free · In-App Purchases · Designed for iPad. Not verified for macOS.
REBRANDING: JoMi Apps has become JoSi Apps. Minor bug fixes.
BiDoku: Think in Binary
Welcome to BiDoku, a unique logic puzzle game where binary numbers meet brain-teasing strategy.
Fill the grid with 0s and 1s, convert binary into decimal, and match row and column targets using pure logic. Every move matters. Every puzzle has a single solution.
If you love Sudoku, number puzzles, or brain challenges, BiDoku offers a completely fresh twist.
How It Works
Each row and column represents a binary number.
Your goal:
- Place 0s and 1s in the grid
- Match the decimal targets
- Use logical deduction to solve the puzzle
- Complete the grid perfectly to win
Simple rules. Deep strategy.
Features
• Multiple difficulty levels
• Clean and modern design
• Optional helper modes
• Dynamic target tracking
• Smart hint system
• Track your best times
• Hard mode with grouped targets for advanced players
• Designed for both beginners and logic masters
Train Your Brain
BiDoku improves:
- Logical reasoning
- Binary number understanding
- Pattern recognition
- Strategic thinking
It’s perfect for puzzle fans, math enthusiasts, students learning binary, or anyone who loves a smart mental workout.
Why BiDoku?
Unlike traditional number puzzles, BiDoku blends:
-Binary logic
-Mathematical thinking
-Classic grid deduction
The result is a fresh, satisfying, and addictive puzzle experience.
Think in 0s and 1s.
Master binary logic.
Challenge your mind.
Download BiDoku and start solving today.
Ratings & Reviews
- This app has not received enough ratings or reviews to display an overview.
REBRANDING: JoMi Apps has become JoSi Apps. Minor bug fixes.
The developer, Job Sierkstra, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- Job Sierkstra
- Size
- 33.6 MB
- Category
- Puzzle
- Compatibility
Requires iOS 26.0 or later.
- iPhone
Requires iOS 26.0 or later. - iPad
Requires iPadOS 26.0 or later. - Mac
Requires macOS 26.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 26.0 or later.
- iPhone
- Languages
- English
- Age Rating
16+
- 16+
- Contains
Unrestricted Web Access
Advertising
- In-App Purchases
Yes
- BiDoku Premium USD 1.99
- Copyright
- © 2026 JoSi Apps

