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Atomic Heart In a mad and sublime utopian world, take part in explosive encounters. Adapt your fighting style to each opponent, use your environment and upgrade your equipment to fulfill your mission. If you want to reach the truth, you'll have to pay in blood.
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 24534183
Update posts
1 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 yetPublic Builds| Build | Went live | Patch notes |
|---|---|---|
| 24534183 | 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
Earlier Updates| Posted | Update |
|---|---|
| 23 Apr 2026 | PATCH 1.16.3.0 – LIST OF CHANGES Patch notes |
| 11 Jun 2024 | PATCH 1.14.4.0—LIST OF CHANGES Patch notes |
| 26 Feb 2024 | PATCH 1.13.4.0 — LIST OF CHANGES Update |
| 8 Feb 2024 | PATCH 1.13.3.0 — LIST OF CHANGES Patch notes |
| 7 Sept 2023 | PATCH 1.11.0.0—LIST OF CHANGES Patch notes |
| App | Players now | Latest build |
|---|---|---|
| Atomic Heart Playtest · App 2026960 | No count | 9861815 · |
Separate Steam apps for test, staging and playtest versions of Atomic Heart. 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
| 28 Aug 2023 |
| PATCH 1.10.0.0—LIST OF CHANGES Update |
| 4 Aug 2023 | PATCH 1.9.3.0 — LIST OF CHANGES Patch notes |
| 2 Aug 2023 | Annihilation Instinct DLC is available now with a PATCH 1.9.2.0! Update |
| 26 Jun 2023 | PATCH 1.8.0.0 — LIST OF CHANGES Update |
| 7 Jun 2023 | PATCH 1.7.0.0 — LIST OF CHANGES Update |
| 15 May 2023 | PATCH 1.6.0.0 — LIST OF CHANGES Update |
| 12 Apr 2023 | PATCH 1.5.0.0 — LIST OF CHANGES Patch notes |
| 5 Apr 2023 | PATCH 1.4.0.0 — LIST OF CHANGES Patch notes |
| 10 Mar 2023 | PATCHES 1.3.4.0 - 1.3.5.0 – LIST OF CHANGES Update |
| 27 Feb 2023 | PATCHES 1.3.3.0 - 1.3.3.1 – LIST OF CHANGES 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
