Sudoku: Daily Challenge
No ads. No paywalls. Just fun.
About
Enjoy a pure Sudoku experience with no ads or paywalls. Solve puzzles using pure logic, with hints that teach you techniques and custom puzzle generation for targeted practice. Print puzzles for offline play.
What's New in Sudoku
1.3.1
September 8, 2026
Developer apps
FAQ
Does Sudoku: Daily Challenge have ads?
No, Sudoku: Daily Challenge is completely ad-free. The app explicitly states 'not a single advert anywhere' and 'no ads' in its description, ensuring an uninterrupted gameplay experience.
How does Sudoku: Daily Challenge help me learn?
When you get stuck, a hint will name the technique, highlight relevant cells, and explain the reasoning in plain English. Harder puzzles offer multi-step hints to guide you through complex deductions.
Can I play Sudoku: Daily Challenge offline?
Yes, Sudoku: Daily Challenge can be played offline. Puzzles are generated on your device, and your games never leave it, meaning no internet connection is required.
What difficulty levels are available in Sudoku: Daily Challenge?
The app offers Easy, Medium, Hard, and Expert difficulty levels. Puzzles are graded by the hardest technique they require, ensuring the label accurately reflects the challenge.
Can I print puzzles from Sudoku: Daily Challenge?
Yes, you can generate a PDF of up to 36 puzzles, six per A4 page, in various paper sizes. This allows for offline play on paper or sharing with others.
What are the accessibility features in Sudoku: Daily Challenge?
Sudoku: Daily Challenge includes options for dark mode, larger text, and color palettes tuned for protanopia, deuteranopia, and tritanopia. A high-contrast board is also available.
How does Sudoku: Daily Challenge handle incorrect guesses?
You can choose to have auto-check for mistakes as you go, or turn it off and check on demand. The app also offers an undo feature and mistake counting with an optional strike limit.
Is there a subscription or paywall for Sudoku: Daily Challenge?
No, the app is free with no paywalls. All levels are unlocked from the start, and there are no locked difficulties or subscriptions required to access content.
