Instagram / Weibo / RED open the system share sheet with the generated card imageGet the cards ↓
Version
1.1.0
Size
7 MB
First release
Sep 17, 2026
Category
Board
Description
from the App Store listing
Clear your mind. Fill one cell.
Yeobaek Sudoku is a 9×9 number puzzle designed for your own pace. Finish one puzzle and the next stage begins. There is no final stage and no time limit.
• Easy, Medium, and Hard, each with its own progress
• Fresh puzzles generated on your device, each with one solution
• Guides for the selected cell’s row, column, box, and candidates
• Auto notes that preserve the notes you entered yourself
• Undo, redo, and optional duplicate prevention
• Step-by-step hints that reveal where to look, the logic, and the answer
• Automatic saving and quick access to your latest game
• Progress restoration through Game Center and iCloud
• Offline play
Restoring progress requires the same Game Center and iCloud accounts with iCloud Drive enabled.