Cosmic Defender
About Cosmic Defender
Pilot your spaceship through thrilling cosmic skirmishes in Cosmic Defender. Navigate waves of alien adversaries with seamless controls and unleash devastating power-ups. Master campaign challenges, obliterate epic bosses, or push your limits in endless mode. Immerse yourself in mesmerizing space visuals and captivating sounds as you defend the galaxy!
How to play Cosmic Defender
This game is built for a wide screen. Use your mouse or the arrow keys to play, and click Play to start - it runs in this page, with nothing to install.
Frequently asked questions
Is Cosmic Defender free to play?
Yes. Cosmic Defender is free to play in full, with no payment, no trial and no sign-up.
Do I need to download Cosmic Defender?
No. Cosmic Defender runs inside this page in your browser. There is nothing to install.
Can I play Cosmic Defender on a phone?
Yes. Cosmic Defender runs in a mobile browser as well as on a desktop, so you can play it on a phone or tablet without an app.
