Is Viro War 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.

Viro War

game.aboutGame

Once the mother cell is infected, the local cells unite to destroy all the infected cells! "Nano War" is a strategy game in which to win you need to capture all the infected cells and make them blue! Capture neutral cells first to gain strength before attacking infected cells to win! Can you remove all bad cells from the body to restore balance?