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

Zombie Panic! Source has 15 players on Steam right now, with a 24-hour peak of 34 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.

When was Zombie Panic! Source released on Steam?

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

Status

SteamPeaks

Zombie Panic! Source

GameApp ID 17,500by Zombie Panic! TeamReleased 3 Oct 2008

App ID17,500

Release date3 Oct 2008

Engine—

Install size7.44 GB

TypeGame

Last update30 Oct 2025

Steam DeckPlayable

DLC0

DeveloperZombie Panic! Team

Changenumber38,259,556

PriceFree

Packages1

PublisherZombie Panic! Team

SystemsWindows · Linux

Followers—

Depots3

Compare this game

Zombie Panic! Source

Zombie Panic! Team
Released 3 Oct 2008·App 17500

Steam user reviews

Very Positive

84.8%· 7.9K reviews

Recent —

SteamPeaks Rating

70.9 Positive

Recent 30 days —

How it works

Playing now

+2 vs. yesterday

2.0%of peak

All-time peak

748

Jul 2012

Update history

A permanent record of every observed change.

Export

All changes Changelists Builds News Store Achievements

Zombie Panic! Source Update History · SteamPeaks

Showing keys matching the filter · 4 events on this page have no match

Time (UTC)SourceWhat changedAddedEditedRemovedReference

5 Sep 2026

07:02:13PICSPublic manifest changed+263——#38,259,556

Recorded change · 5 Sep 2026, 07:02:13 UTCView all 263

Status	Key	Previous value	New value
Added	Cloud max filesufs.maxnumfiles	—	1000
Added	Cloud quotaufs.quota	—	1.00 GB1073741824
Added	savefiles · 0 · pathufs.savefiles.0.path	—	zps/cfg
Added	savefiles · 0 · patternufs.savefiles.0.pattern	—	config.cfg
Added	savefiles · 0 · rootufs.savefiles.0.root	—	gameinstall

Raw values