Space Builder Defender
About Space Builder Defender
Defend humanity's last hope in space by constructing and upgrading outposts against relentless alien attacks. Gather resources wisely, build strategic defenses, and face increasingly challenging enemy waves. Survive amidst a cosmic battlefield where timely decisions and resourceful upgrading determine the fate of human expansion.
How to play Space Builder 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 Space Builder Defender free to play?
Yes. Space Builder Defender is free to play in full, with no payment, no trial and no sign-up.
Do I need to download Space Builder Defender?
No. Space Builder Defender runs inside this page in your browser. There is nothing to install.
Can I play Space Builder Defender on a phone?
Yes. Space Builder 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.
