Chornobyl Liquidators is not a fantastic tale of exploring the Zone. It's a story about real people facing a real threat — the CNPP disaster. Invisible radiation, KGB, difficult moral choices... Do you have enough courage and strength to take on this challenge?

Public builds
—No reading yet
Counted once we have watched for 90 days (since 21 Oct 2026)
Distinct builds deployed to a game's public (default) Steam branch, as Steam's client network describes them.
Checked within minutes of each Steam change. Observed since 21 Oct 2026.
Source: Steam client network (PICS), App info, public branch. Full methodology
Latest public build
Build 20654187
Update posts
0 postsPosts announcing an update, tagged or not
Posts in a game's official Steam news feed that announce an update: tagged as patch notes by the developer, or plainly about a patch or a released update.
Source: Steam Web API, ISteamNews/GetNewsForApp. Full methodology
Typical gap between builds
Not enough builds yet| Build | Went live | Patch notes |
|---|---|---|
| 20654187 | None posted |
From Steam’s client network, last checked . Builds before 21 Oct 2026, when we started watching, aren't listed. Patch notes are the developer’s update post from an hour before to a day after the build. Not every build gets one. How we count
| Posted | Update |
|---|---|
| 19 Feb 2025 | Long-awaited update is finally here! Enjoy the game with the new VHS mode! Update |
| 24 Jun 2024 | We’re starting the week strong with HOTFIX #3 for Chornobyl Liquidators Update |
| 10 Jun 2024 | Chornobyl Liquidators - Hotfix 2 Update |
| 6 Jun 2024 | Chornobyl Liquidators - First Hotfix! BUGS Liquidators on duty! Update |
| 9 Jul 2021 | Chernobyl Liquidators Simulator - Demo Update #3! Update |
| App | Players now | Latest build |
|---|---|---|
| Chornobyl Liquidators Playtest · App 1478930 | Not yet | 20647620 · |
Separate Steam apps for test, staging and playtest versions of Chornobyl Liquidators. They have no store page, so they aren’t counted as games or releases. Builds come from Steam’s client network, players from the Steam Web API every few hours. Steam gives no count for an app nobody can launch. How we count
| 25 Jun 2021 | Chernobyl Liquidators Simulator - Demo Update #2! Update |
| 19 Jun 2021 | Chernobyl Liquidators Simulator - Demo Update Update |
| 5 Jun 2021 | Devlog #40 "UI Update - Part 2 of 2" Update |
| 28 May 2021 | Devlog #39 "UI Update - Part 1 of 2" Update |
Steam keeps no record of past build numbers, so before 21 Oct 2026 a game’s update history comes from its own Steam news: posts tagged as patch notes, and untagged posts that plainly announce a patch or a released update. Older posts are still being read in, most played games first. How we count