Open Sudoku: No Ads & Offline
Classic Logic & Brain Training
About
Enjoy classic Sudoku puzzles with no ads, subscriptions, or paywalls. This app offers a private, offline logic game with six difficulty levels and features for learning advanced techniques. Play solo or challenge friends with online races and time-based comparisons.
What's New in Open Sudoku
1.2.0
October 12, 2026
Open Sudoku 1.2 makes the interface easier to navigate while keeping the familiar game screen and every feature. • Find settings in clearly named groups. • Resume unfinished puzzles directly from Progress. • Learn techniques with clearer explanations and step-by-step actions. • Find your player name, friends, and challenges more easily. • Improved large-text layouts, account guidance, and accessible editing. Every puzzle, hint, and feature remains free, with no ads or subscriptions.
MoreSubscriptions & In-App Purchases
$4.99
Medium Tip
A voluntary tip. Every app feature remains free.
Developer apps
FAQ
Does Open Sudoku have ads?
No, Open Sudoku is completely ad-free. It does not feature banner, video, interstitial, or pop-up advertisements, ensuring an uninterrupted puzzle-solving experience.
Can I play Open Sudoku offline?
Yes, Open Sudoku is designed to work fully offline. All puzzles, hints, and features are available without an internet connection, making it perfect for on-the-go play.
What are the difficulty levels in Open Sudoku?
Open Sudoku offers six distinct difficulty levels: Beginner, Easy, Medium, Hard, Expert, and Master. Each level provides 100 unique puzzles, allowing solvers of all skill levels to find a suitable challenge.
How does the multiplayer mode in Open Sudoku work?
You can start private online Sudoku races with friends, challenging them to solve the same grid live. You can also send completed Sudokus as time-to-beat challenges, and compare verified completion times on leaderboards.
Is Open Sudoku free to play?
Yes, Open Sudoku is entirely free. There are no subscriptions, paid hints, lives, currencies, or locked puzzles. Tips support development but do not unlock any features.
What devices does Open Sudoku support?
Open Sudoku is made for iPhone and iPad, offering native controls and dedicated layouts for each device, including landscape mode and keyboard shortcuts for iPads.
How often is Open Sudoku updated?
The latest version, 1.2.0, was released on October 12, 2026, indicating regular updates. Puzzle pack updates are downloaded in the background.
Is Open Sudoku suitable for beginners?
Yes, Open Sudoku is suitable for beginners with its 'Beginner' and 'Easy' levels, which start with simpler techniques and a friendlier board. The app also includes a built-in Learn guide to help users understand logic techniques.
