5 Best Free Sudoku Apps & Online Options

Whether you prefer a dedicated app or a browser-based experience, there are plenty of great ways to play Sudoku for free. Here are 5 of the best options available right now.

1. Sudoku Dojo (Browser)

Web (no install)

Our site offers 6 difficulty levels from Beginner to Master, built-in hints, and a daily challenge. Works on any device with a browser — no app store, no download, no install needed. Just open the URL and play.

2. Sudoku.com

iOS/Android/Web

One of the most popular Sudoku apps worldwide. Features a polished interface and auto-pencil-mark mode. Free with ads (ad-free via subscription). 4 difficulty levels.

3. Microsoft Sudoku

iOS/Android/Web

A polished free Sudoku app from Microsoft. Features daily challenges, events, and multiple control methods (mouse, touch, keyboard). Minimal ads.

4. Sudoku - Free Puzzle

Android

Highly rated on Google Play. Works offline so you can play without internet. Smooth switching between pencil and marker modes.

5. Conceptis Sudoku

iOS/Android

From the world's leading puzzle publisher. Premium quality puzzles with weekly free offerings. Paid app but puzzle quality is top-tier.

No app installation needed — play instantly in your browser.

Play Sudoku Online Free