Sudoku - SLOX
Classic 9x9 number puzzle
Free · Designed for iPad. Not verified for macOS.
Classic Sudoku with easy to expert difficulty. Auto-save, mistake checker, pencil notes, and clean dark mode. No sign-up, plays offline, multiple languages.
Sudoku - SLOX is a clean, ad-supported version of the classic 9x9 number puzzle.
Choose from easy to expert difficulty, place numbers 1 through 9 so that every row, column, and 3x3 box contains each digit exactly once. Built-in helpers keep you focused on the puzzle rather than the bookkeeping.
Features
• Multiple difficulty levels (Easy / Medium / Hard / Expert)
• Pencil notes for candidate numbers
• Mistake checker and highlighting (toggleable)
• Auto-save: resume your puzzle anytime
• Personal best times per difficulty
• Sound and haptic feedback (toggleable)
• 7 languages (English, 한국어, 日本語, 中文, Español, Français, Deutsch)
• Works fully offline, no account required
Whether you are warming up your brain in the morning or unwinding before sleep, Sudoku - SLOX is a calm, distraction-light way to enjoy the world's most beloved number puzzle.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, SEOKWON YANG, 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 Linked to You
The following data may be collected but it is not linked to your identity:
- Identifiers
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- SEOKWON YANG
- Size
- 25 MB
- Category
- Puzzle
- Compatibility
Requires iOS 13.0 or later.
- iPhone
Requires iOS 13.0 or later. - iPad
Requires iPadOS 13.0 or later. - iPod touch
Requires iOS 13.0 or later. - Mac
Requires macOS 11.0 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+
- Contains
Advertising
- Copyright
- © 2026 SLOX