Swarm Survivor: Endless Siege

A light-touch, ultra-satisfying space bullet-hell idle roguelite.

You are your swarm’s last hope—how long can you last against an endless tide of fleets?

Minimal input

No manual movement, no pickup chores. Combat is fully automated so you can focus on the mowing feedback.

Rich builds

20+ skills, diverse heroes and enemies, different planets, plus relic and affix drops—every run has new combinations.

Adjustable speed

The entire battle runs smoothly from 1× to 4× speed.

Desktop small-window mode

Park the game in a corner of your screen and let a run tick along while you work or browse.

Endless challenge

In Endless mode, manage your in-run resources and see how long you can survive under relentless waves.