A great catastrophe has struck. While on a mission, your aircraft crashes and you are trapped in the Zed Zone. Zombies and monsters are everywhere. To escape, gather materials, upgrade your skills, build shelters, and defeat zombie hordes and mysterious mechs as you chase a glimmer of hope.

Public builds
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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 26251431
Update posts
10 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
2 daysMiddle gap across the last 5 builds we saw
| Build | Went live | Patch notes |
|---|---|---|
| 26251431 | None posted | |
| 26191857 | None posted | |
| 26157408 | None posted | |
| 26107896 | None posted | |
| 26040893 | 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 |
|---|---|
| 10 Oct 2026 | Beta0.9.99.8.15 New Skill Tree, Power System Update, Visual Improvements Update |
| 7 Oct 2026 | Beta0.9.99.8 Companion Upgrade, Downed & Revive, Lizard Bait & Gear, Handbrake Update |
| 2 Oct 2026 | Beta0.9.99.1 Patch Notes: Pet System, Giant Mutant Lizard, Faster Map Loading Update |
| 18 Sept 2026 | Beta0.9.98.10 Patch Notes: Town Street Detail, Town Loading Optimization, Audio Fixes Update |
| 13 Sept 2026 | Beta0.9.98 Camp Doctor, Snow Rework, Deep Performance Pass |
| 29 Aug 2026 | Beta0.9.96 Spray Paint Overhaul, Food Stacking, Minimap, Mod Audio, Balance & Optimization Update |
| 20 Aug 2026 | BETA 0.9.95.3 Update Patch notes |
| 7 Aug 2026 | Beta0.9.88 Changelog - Blueprint Revert Fix, Missing Buildings Fix Patch notes |
| 29 May 2026 | Major Update: 8 New Languages × Lighting Overhaul × More Update |
| 10 Mar 2026 | Performance and GC Crash issue fixed Patch notes |
| 3 Jan 2025 | TERRAIN SAVING ISSUE has been fixed. Patch notes |
| 2 Jan 2025 | Patch 7.2.2. TimeZone Error Fixed. Fishing Error Fixed. Patch notes |
| 30 Dec 2024 | UPDATE 7.2.0 NEW WEAPONS, NEW POI, NEW INFECTED, NEW YEAR Update |
| 2 Dec 2024 | The lag issue caused by the physics system fixed Patch notes |
| 28 Nov 2024 | BETA0.62_V7.0.0 Underground and map generation Update |
| 4 Oct 2024 | BETA0.62_V6.7.0 SteamDeck And Controller Support Update |
| 26 May 2024 | UPDATE BETA0.62_V6.4.0 Update |
| 1 May 2024 | BETA0.62_V6.3.0 ULTRA-WIDE support, Weapon affixes, Decoding Minigame Update |
| 13 Apr 2024 | Beta0.62_V6.2.0 Timezone / Skill Tree fixed Update |
| 9 Feb 2024 | FISHING AVAILABLE NOW! Fireworks and the Spring Festival Update Update |
| 24 Dec 2023 | BETA 0.62_V5.7.4 HOTFIX, fixed some lag issues, still working on it Patch notes |
| 8 Jul 2023 | Beta0.62_V5.1.0 Shell Collector Update |
| 29 Jun 2023 | "ZED ZONE - APOCALYPSE AHEAD" Summary of Updates and Outlook Update |
| 16 Jun 2023 | Beta0.62_V5.0.5 Update Update |
| 26 May 2023 | BETA0.62_V4.8.1 Custom Paint Jobs, New NPC, 40mm Grenades Update |
| 12 May 2023 | Update Beta0.62_V4.6.1 Update |
| 29 Apr 2023 | Update Beta0.62_V4.52 Major Performance Update Update |
| 29 Apr 2023 | Update Beta0.62_V4.5 Update Update |
| 21 Apr 2023 | Update Beta0.62_V4.4.1 Update |
| 2 Apr 2023 | Beta0.62_V3.5 Update |
| 1 Apr 2023 | Beta0.62_V3.3 Update |
| 31 Mar 2023 | Beta0.62_V3.0 Update |
| 31 Mar 2023 | Beta0.62_V2.5 Update |
| 30 Mar 2023 | Beta0.62_V2.4 Update |
| 27 Mar 2022 | Update, New Screenshots And Some News 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