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 25686600
Update posts
23 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 |
|---|---|---|
| 25686600 | Patch #18 Main Menu Settings Bug Fix |
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 |
|---|---|
| 2 Oct 2026 | Patch #18 Main Menu Settings Bug Fix Patch notes |
| 30 Sept 2026 | Patch #17 Settings menu updates Patch notes |
| 29 Sept 2026 | Patch #16 Lost Employee pathing stability and other fixes Patch notes |
| 29 Sept 2026 | Patch #15 Entity Speed and Temp FPS Limit Patch notes |
| 28 Sept 2026 | Patch #14 Entity run speed increase Patch notes |
| 28 Sept 2026 |
| Patch #13 Carboard cutout and Lost Employee Lab Location fix Patch notes |
| 28 Sept 2026 | Patch #12 Tape disappearing and Research Data save bug Patch notes |
| 28 Sept 2026 | Patch #11 Save/Load Item dupe bug fix Patch notes |
| 28 Sept 2026 | Patch #10 Lost Employee and Infinite Funds Bug Fix Patch notes |
| 26 Sept 2026 | Patch #9 Removed Joining in-Session Patch notes |
| 26 Sept 2026 | Patch #8 Tape Interaction bug Patch notes |
| 26 Sept 2026 | Patch #7 Tripod Camera Patch notes |
| 26 Sept 2026 | Launch Day Patch #6 Patch notes |
| 26 Sept 2026 | PATCH PUNCH 'EM UP Patch notes |
| 25 Sept 2026 | Quick Patch To Fix Lost Employee on Load Game Patch notes |
| 25 Sept 2026 | Quick door fix patch Patch notes |
| 25 Sept 2026 | Launch Day Patch #5 Patch notes |
| 25 Sept 2026 | Quick patch to fix footage turn in Patch notes |
| 25 Sept 2026 | Quick Patch to fix med syringe Patch notes |
| 25 Sept 2026 | Launch Day Patch #4 Patch notes |
| 25 Sept 2026 | Launch Day Patch #3 Patch notes |
| 25 Sept 2026 | Launch Day Patch 2 Patch notes |
| 25 Sept 2026 | Launch Patch 1 - Few fixes Patch notes |
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
An online 1-6 player co-op game about investigating and collecting data in the infinitely massive Backrooms with your fellow employees. Explore. Do your job. Return alive.
