
Early Access
Yes, but updates are hit or miss. Last updated 31 days ago, with about one update every 4 months.
Last checked Oct 22, 2026
Sep 20, 2026 · Patch note
Hotfix — 0.5.417 (opens in new tab)
Hotfix Fixes Fixed a softlock related to restoring power to the main code lock on Level 0 . Fixed collision issues on several objects in the procedurally generated area of Level 0 . Fixed incorrect power cable directions. Changes Added two safe zones to the Dark Zone . Thank you to everyone who submitted bug reports - your feedback helps us find and fix iss…
Sep 20, 2026 · Build
Public branch build 25423483
Latest build time Steam reports for the public branch.
Sep 20, 2026 · Build
public_testing branch build 25423483
Latest build time Steam reports for the public_testing branch.
Sep 15, 2026 · Patch note
Update 0.5 - Procedural Levels, New Entities & Major Reworks (opens in new tab)
[img src="{STEAM_CLAN_IMAGE}/45110623/93ae441108089b4cd9b02f4dfd9f1db34e4e483e.jpg"] UPDATE 0.5 IS HERE Runners, Update 0.5 is finally here. This is one of the biggest updates we have released for Backrooms Lost Runners so far. We have added entirely new systems and content while also reworking many existing parts of the game. Procedural generation, new are…
Oct 28, 2025 · Patch note
Demo updated: Localization Update + Improved Climbing (opens in new tab)
What’s New in This Update We have expanded localization support and improved several gameplay elements to make the experience more comfortable and intuitive for everyone. Supported Languages • Chinese (Simplified) • Chinese (Traditional) • Czech • English • French • German • Italian • Japanese • Korean • Polish • Portuguese (Brazil) • Russian • Spanish • Sp…
Backrooms Lost Runners last posted a patch note 31 days ago (Sep 20, 2026: Hotfix — 0.5.417 (opens in new tab)).
It got about one update every 4 months over the last year and is rarely updated (14/100). 1 of the last 5 months had at least one update day. Not enough of a cadence to call it regular.
No. It shipped a build or patch note within the last 90 days, though updates are hit or miss.
Backrooms Lost Runners: 2 updates in the last 12 months, avg every 5 days. The chart shows the last 12 months, including months with zero patch notes. Counts are dated patch and update posts, not branch builds. The Early Access release on 2026-06-17 falls inside this window.
| Month | Updates |
|---|---|
| November 2025 | 0 |
| December 2025 | 0 |
| January 2026 | 0 |
| February 2026 | 0 |
| March 2026 | 0 |
| April 2026 | 0 |
| May 2026 | 0 |
| June 2026 | 0 |
| July 2026 | 0 |
| August 2026 | 0 |
| September 2026 | 2 |
| October 2026 | 0 |