FAQ
Frequently asked questions
Everything you might want to know before you start solving. Tap a question to expand it.
Yes. Sudoku Sally is completely free to download and play. Every difficulty level, daily puzzle and challenge match is included at no cost.
Absolutely. All single-player puzzles, levels, notes and hints work fully offline — no internet connection required. You'll only need a connection for 1v1 challenge matchmaking and to sync progress when signed in with Google.
Sudoku Sally is fully translated into English, French and Arabic, with complete right-to-left (RTL) layout support so the Arabic experience feels truly native. You can switch language any time in Settings.
In challenge mode you and an opponent solve the exact same puzzle at the same time, with a live side-by-side board showing your rival's progress. Find an opponent through quick matchmaking, or share a code with a friend to play together. Each match adjusts your ELO ranking.
No account is required. You can play instantly as a Guest with your progress saved on your device. Signing in with Google is optional — it lets you sync progress across devices and join ranked challenge play.
Yes. If you sign in with Google we only collect basic profile information and your email to identify your account. Guest progress is stored locally on your device. We never sell your data. See our Privacy Policy for full details.
Download the APK from our Download page, allow “install from unknown sources” when prompted, open the downloaded file and tap Install. The whole process takes under a minute, and step-by-step instructions are on the download page.
An iPhone and iPad version is on the way. For now, Sudoku Sally is available on Android. If you sign in with Google, your progress will carry over automatically when the iOS app launches.
Still curious?
The fastest way to get your answer is to try the game. Download it free and dive in.