Fibby - Fibonacci Game
Number puzzle brain teaser
Free · Designed for iPad. Not verified for macOS.
Fibby is a clever number puzzle built around the famous Fibonacci sequence: 1, 1, 2, 3, 5, 8, 13… Place tiles on the board so adjacent numbers follow the sequence, build long chains, and rack up your highest score.
Easy to learn, hard to master — perfect for quick brain training or long, satisfying sessions.
FEATURES
• Multiple game modes — Fibonacci, Roman numerals, Numbers, Letters, Colors, Fruits and Animals
• Two formats — Classic (adjacent cells) or Anywhere (any cell)
• Three board sizes — 12×21, 14×24, and 16×27
• Global leaderboard via Game Center — compete for the top score
• Track your stats, high score and average
• Clean, colorful, distraction-free design
Whether you love math puzzles, logic games, or just want a relaxing way to keep your mind sharp, Fibby is for you.
Play. Think. Climb the leaderboard.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
- Credits and high scores now sync securely with your iCloud account
- Boards resized to fit every iPhone screen perfectly — no more scrolling
- More forgiving undo: extra free undos when a game ends
- Bug fixes and stability improvements
The developer, CALYNIX LTD, 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 Linked to You
The following data may be collected and linked to your identity:
- Identifiers
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- CALYNIX LTD
- Size
- 38.5 MB
- Category
- Puzzle
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPad
Requires iPadOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 Calynix Ltd