How many people are playing Zombie Panic! Source right now?

Zombie Panic! Source has 28 players on Steam right now, with a 24-hour peak of 35 and an all-time peak of 748 on Jul 2012.

What is the all-time peak player count of Zombie Panic! Source?

748 concurrent players on Jul 2012.

Zombie Panic! Source was released on Steam on 3 Oct 2008.

25,191,750 on Steam▼ 3,635,317 6,585,139 in-gameTop now Counter-Strike 2 521,429PICS #38,657,562446 builds todaySale Steam PvE Survival Crafting Festends 7 Sep Sampled 7 Sep 2026, 05:22 UTC

Zombie Panic! Source Depots · SteamPeaks

3 depots · 7.44 GB on disk

Sizes from the public manifests

Depot ID	Name	OS	Language	Size	Download
17501	—	all	—	7.24 GB	3.34 GB
17502	—	windows	—	115 MB	38.5 MB
17503	—	linux	—	84.2 MB	22.7 MB

updated this weeklargest depotshared from another app