Yes. DefOrbit is completely free to play. There are no paywalls, no in-app purchases, and no subscription required.

Do I need to download anything to play DefOrbit?

No download is required. DefOrbit runs entirely in your browser. Just open the page and start playing instantly.

Can I play DefOrbit with a friend in co-op?

Yes. DefOrbit supports 2-player online co-op via WebSocket. The host generates a room code and shares it with a friend. Both players defend Earth together in real time.

Does DefOrbit work on mobile?

Yes. DefOrbit is playable on desktop and mobile devices. Touch controls are supported.

Which browsers are supported?

DefOrbit works in any modern browser — Chrome, Firefox, Safari, and Edge. No plugins required.

DefOrbit: Earth Defender - Free Browser Space Shooter Game

PAUSED

PRESS ESC TO RESUME

WARNING

SETTINGS

MASTER VOLUME 30%

SFX VOLUME 100%

MUSIC VOLUME 65%

BLOOM INTENSITY 100%

SCREEN SHAKE

PERFORMANCE MODE

ACHIEVEMENTS

SHIP SKINS

CO-OP MODE

OR JOIN WITH CODE

ROTATE TO LANDSCAPE

DefOrbit needs the wider view for combat.

DEBUG

POWERUPS

BOSSES

OTHER

EFFECTS