COSMO CLASH plays in landscape mode.
Rotate your device 90° — the game continues automatically when you're sideways.
Hide the browser bar for more room and easier touch controls.
On iPhone you can also use Share → Add to Home Screen for the best experience.
Jump in instantly — create a free account to save stats & credits
Click or tap anywhere to enable music
Guest pilots fly the Interceptor · No XP, credits, or missions saved
Welcome, Pilot
Browser arena combat · Flip to FPV cockpit · Hunt bounties · Explore hidden caches
Rookie · 0 XP · 500 XP to Pilot
Nice flying, Pilot
Create a free account in the next 10 minutes to save this run.
Credits: 0 ✦
Compete for the weekly crown · resets Monday UTC
Search pilots by callsign · message friends anytime · offline messages wait until they log in
Pilot added you as a friend!
Add them back to see when they're online.
Added to your squad ✓
Limited-time challenge · Bonus credits, XP & fireworks on claim
Complete for credits + XP · 1 ✦ per 10 XP earned in arena · resets daily UTC
Hold Shift for afterburner burst speed — BOOST refills when you stop. Up/W thrusts, Space shoots!
Rotate phone to landscape. Tap Go Full Screen when prompted to hide the browser bar. Use the joystick to fly — ship turns and thrusts that direction.