Is Moth Idle 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.

Moth Idle

game.aboutGame

Moth Idle is a simple idle game where you have a field of lamps and some moths. The moths like light and absorb it, and each absorption makes them stronger. There are 10 different colors of lamps, each color gives a bonus to this color multiplier. Also, there are 8 different upgrades, e.g. make moths faster or gain more light. There is a 2-layer prestige system where you can prestige or rebirth to make moths stronger.