Steam reviews
Very Positive
95% of 23,527 reviews
LiveSmall but alive
ALIEN SWARM: REACTIVE DROP
Alien Swarm: Reactive Drop has 147 concurrent players on Steam right now. Its 24 hour peak is 275 and its all-time peak is 275. Data refreshes every 5 minutes from the official Steam Web API.
DEV · Reactive Drop Team2017
Co-operative top-down shooter game available for free. An epic bug hunt featuring a unique blend of co-op play and squad-level tactics.
- Niche but breathing. Best chance to find others at peak hours.
- Currently at 53% of the all-time peak of 275 players.
- Last updated 7 months ago: AS:RD Update - April 20, 2026 "Going Up".
Playing now
147
24h peak
275
24h change
▲ 5.0%
Quick verdict
Is Alien Swarm: Reactive Drop still alive in 2026?
PREVIOUS 24 HOURS
GALLERY & TRAILERS
1 / 26
ACROSS PLATFORMS
STEAMLIVE
Current
147
24h peak
275
All-time
275
TWITCHLIVE · VIEWERS
Watching now
No live streams
Nobody is streaming this game on Twitch right now.
Xbox · PlayStation · Nintendo
No public concurrent-player API exists for these platforms. Other sites guess by scraping achievement timestamps or leaderboards. We won’t make up numbers. If the platforms ever ship a real API, real numbers will show up here.