Sudoku: Daily Brain Workout2.0 - App Store

Train your brain daily with the classic puzzle game - redesigned for focus, clarity, and fun.

Sudoku: Brain Workout offers smooth gameplay, handcrafted puzzles, and multiple difficulty levels and game modes for every player. Whether you're a beginner looking to learn logic puzzles or an expert seeking challenging brain teasers, this Sudoku game delivers the perfect mental workout experience.

Key Features:
- Handcrafted Sudoku puzzles for a balanced and fair challenge
- Daily puzzle - a new board every day with a global leaderboard
- Four game modes: Classic, Zen, Hardcore, and Ultra for different play styles
- Editor Mode - import any Sudoku puzzle and solve it instantly using our advanced Sudoku solver
- Note mode with auto-cleanup and advanced candidate tools
- Smart, explainable hints that teach real solving techniques like Naked Pairs, Hidden Singles, and X-Wing
- Mistake tracking with undo/redo support
- Detailed statistics - track times, streaks, and completions by mode and difficulty
- Dozens of achievements to unlock
- Clean, modern design focused on concentration
- Play offline anytime - no internet required

More:
- Color palette system for cell marking and visual organization
- Drag-to-fill functionality for faster number entry
- Haptic feedback for enhanced interaction
- Multiple theme options including seasonal themes
- Pause functionality and timer tracking
- Share puzzles with friends

- Who is this for?
Perfect for puzzle enthusiasts of all skill levels! Whether you're a student looking to improve logical thinking, a professional seeking mental breaks during work, or a senior wanting to maintain cognitive sharpness, this Sudoku game adapts to your needs. Logic puzzle fans, crossword lovers, and brain training enthusiasts will find their perfect challenge here.

- How it works
Simply tap cells to select them and use the number pad to fill in solutions. Choose your preferred difficulty level and game mode - from relaxing Zen mode for stress-free puzzling to Hardcore mode for the ultimate challenge. Use notes to track possibilities, hints when stuck, and the undo feature to correct mistakes. Enable drag-to-fill for faster gameplay, customize with color palettes, and enjoy haptic feedback with every interaction. Your progress is automatically saved, and you can compete on daily leaderboards or enjoy offline puzzles anytime.

Perfect for quick breaks or deep focus sessions.

Download now and start your daily brain workout - free, offline, and no ads!

Version History - Minor changes. 2.0 Aug 19 - Fixed an issue where the "Mode Explorer" achievement couldn't be done.
- Other minor bug fixes. 1.9 May 27 - Minor bug fixes 1.8 Mar 23 - Fixed an issue where candidates/notes were not automatically removed.
- Fixed an issue causing the Highlight Notes toggle to malfunction.
- Tweaked grid lines for better visibility in dark mode 1.7 Mar 8 - Fixed an issue where candidates/notes were not automatically removed.
- Fixed an issue causing the Highlight Notes toggle to malfunction.
- Tweaked grid lines for better visibility in dark mode 1.6 Feb 10 - Prevented users from editing cells that already contain the correct digit.
- Simplified candidate options by streamlining User Notes and Negative Notes styles.
- Added options to either populate all possible cell candidates or clear all board notes.
- Fixed an issue where users were unable to edit notes. 1.5 Jan 28 Thanks for all the support and feedback. This helps us further develop the app to better suit your needs. We appreciate your input and are committed to continuously improving the app based on your feedback.

- Fixed a bug with the action button in editor mode.
- Fixed a bug with applying technique hints.
- Notes can now be added/removed manually while in auto-candidates mode.
- Added support for highlighting notes. Toggle on/off in settings.
- Other minor bug fixes. 1.4 Jan 21 - Fixed the Clear button functionality
- Fixed an issue where undo button removes all notes
- Leaderboard now displays the total number of player attempts
- Adjusted colors for improved dark mode experience
- Various minor bug fixes

We truly value your feedback.
Did you know that you can share any tips or suggestions for app add-ons through the "Me" tab in the main menu?
We’d love to hear your ideas! 1.3 12/16/2025 - Minor bug fixes
- Added support for Dark Mode on iPad 1.2 12/12/2025 - Leaderboard Filters: Switch between the global leaderboard or view rankings by country.
- Country Flag on Leaderboard: Tap the flag to see which country a player is from.
- Streak Tracker: Track your Daily Sudoku streak and see how many days you've completed.
- Share/Export Sudoku: Added a button to share or export your Sudoku board.
- Holiday Effects Tweaks: Minor adjustments to the holiday-themed effects.
- Bug Fixes: Resolved an issue with undoing note removals and made other minor bug fixes.
- Dark Mode Updates: Improvements to Dark Mode settings. 1.1 12/09/2025 1.0 12/02/2025