---
title: "Play Sudoku offline with Unisu"
description: "Puzzles, lessons and saved games are local to the installed app. Downloading the app and sending a request need a connection."
lang: "en"
canonical: "https://unisu-sudoku.app/en/sudoku-offline/"
---

Product

# Play Sudoku offline with Unisu

Puzzles, lessons and saved games are local to the installed app. Downloading the app and sending a request need a connection.

-   [Download on the App Store](https://apps.apple.com/us/app/id6775824061?l=en)
-   [Get it on Google Play](https://play.google.com/store/apps/details?id=app.unisu.sudoku&hl=en)

![A classic Sudoku game in Unisu](https://unisu-sudoku.app/_astro/en.C6DJ1kiE_2dRWDN.webp)

Unisu’s puzzle catalogue and lesson data are included in the app. A classic puzzle or stored lesson does not need to be fetched from a server each time.

## Install beforehand

Download the app from the appropriate store while connected to the internet. Open it and choose a puzzle or lesson. Games and settings are saved on your device.

## What needs internet

Downloads and updates come from the store. External links and sending a contact request need a connection. An offline game is not a cloud backup.

## Keeping your saves

Unisu currently has no cloud sync. Uninstalling can remove local games and progress. The app privacy policy explains local storage. This website itself does not contain a playable offline grid.

## Frequently asked questions

### What works without an internet connection?

The installed app includes puzzles and lesson data. Classic games and local saves do not require a fresh puzzle from a server.

### What should I download before travelling?

Install Unisu while connected and open it beforehand. Puzzles and lessons are included locally; updates come through the store.

### Are offline games saved?

Games and progress are saved on the device. Local storage is not a cloud backup.

### What happens if I uninstall Unisu?

Uninstalling can remove local games and progress. Unisu currently has no cloud sync that restores them afterwards.

### What still needs the internet?

Downloading or updating the app, opening external websites and sending a contact request. This website has no playable offline grid.

## Where to go next

### Sudoku with no ads: what Unisu offers

[Read more: Sudoku with no ads: what Unisu offers](https://unisu-sudoku.app/en/sudoku-no-ads/)

### Help with Unisu

[Read more: Help with Unisu](https://unisu-sudoku.app/en/help/)

### App privacy

[Read more: App privacy](https://unisu-sudoku.app/en/privacy/)

Download app

## Ready for a puzzle? Take a moment.

Download Unisu on your phone. Start a Sudoku or choose a lesson on the technique you want to understand.

-   [Download on the App Store](https://apps.apple.com/us/app/id6775824061?l=en)
-   [Get it on Google Play](https://play.google.com/store/apps/details?id=app.unisu.sudoku&hl=en)

![The daily challenge in Unisu](https://unisu-sudoku.app/_astro/en.C-sYR9hJ_1QwI9G.webp)

![A classic Sudoku game in Unisu](https://unisu-sudoku.app/_astro/en.C6DJ1kiE_2dRWDN.webp)