Avg. rating
—
Reviews
0
Swarm Survivors: Endless Siege is a light roguelike bullet-hell idle shooter. You play as the last survivor of the Swarm, fighting to stay alive under the endless siege of alien fleets. Build overwhelming power and face wave after wave of relentless challenges.
PC (Microsoft Windows) · Apr 30, 2026
Worldwide · Exact date · Full release · IGDB
Catalog sources
42 achievements available.

Deal a total of 1000000 damage
LockedSteam

Deal a total of 10000000 damage
LockedSteam

Deal a total of 30000000 damage
LockedSteam

Destroy a total of 100000 enemy ships
LockedSteam

Destroy a total of 300000 enemy ships
LockedSteam

Destroy a total of 500000 enemy ships
LockedSteam

Reach level 50 in a game
LockedSteam

Reach level 70 in a game
LockedSteam

Reach level 100 in a game
LockedSteam

Socket a crystal into any relic
LockedSteam

Trigger a mutation on any relic
LockedSteam

Upgrade any relic once
LockedSteam

Complete all achievements
LockedSteam

Unlock all maps
LockedSteam

Complete Story Mode
LockedSteam

Complete a run
LockedSteam

Successfully survive once
LockedSteam

Defeat a Boss for the first time
LockedSteam

Successfully survive in Auto Mode
LockedSteam

Switch character once
LockedSteam

Obtain a total of 500 relics
LockedSteam

Obtain a total of 800 relics
LockedSteam

Obtain a total of 1500 relics
LockedSteam

Obtain a total of 20000 Hive Essence
LockedSteam

Obtain a total of 60000 Hive Essence
LockedSteam

Obtain a total of 150000 Hive Essence
LockedSteam

Enter a new planet
LockedSteam

Complete survival on Difficulty 2
LockedSteam

Complete survival on Difficulty 3
LockedSteam

Survive for a total of 60 minutes
LockedSteam

Survive for a total of 300 minutes
LockedSteam

Survive for a total of 800 minutes
LockedSteam

Land 50000 critical hits
LockedSteam

Land 300000 critical hits
LockedSteam

Land 800000 critical hits
LockedSteam

Swarm Growth enhanced 100 times
LockedSteam

Swarm Growth enhanced 300 times
LockedSteam

Swarm Growth enhanced 800 times
LockedSteam

Complete an Endless run settlement for the first time
LockedSteam

Survive 1200 seconds in a single Endless run
LockedSteam

Survive 2400 seconds in a single Endless run
LockedSteam

Survive 3600 seconds in a single Endless run
LockedSteam
Community notes