Is Oib.io 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.

Oib.io

game.aboutGame

Oib.io is a micro gestion and strategy io game. Spawn, regroup and split your army to destroy the enemy army, do the best defense or the most strategic attack. Protect your queen and be the leader. Rally to the strongest, feed your units and those of your allies or decide to rule alone on the entire map.