Is Impossible 10 free to play?

Yes, 100% free — no download, no account, no payment. Open your browser and play instantly.

Does it work on mobile?

Yes. The game uses HTML5 and runs on Chrome, Safari and Firefox on Android and iOS devices.

How do I save my progress?

Progress auto-saves to your browser's local storage. Avoid clearing browser data to keep your save file.

Can I play with a friend?

Some modes support local 2-player on the same device. Check the main menu for multiplayer or co-op options.

The game is lagging — what can I do?

Close other browser tabs to free up memory, or try a different browser. Chrome generally provides the best performance for HTML5 games.

Impossible 10

game.aboutGame

Impossible 10 is a classic logic puzzle online game for boys for free. It combines elements such as numbers and matching. If you like Sudoku, crossword puzzles, matching, or any others, this game is perfect for you. The rules are very simple: Find two or more blocks with the same number that are near each other, then tap and merge them. Mobile, Tablet, Desktop are playable. Try to reach number 10!