Plague Inc: Evolved is a unique mix of high strategy and terrifyingly realistic simulation. Your pathogen has just infected 'Patient Zero' - now you must bring about the end of human history by evolving a deadly, global Plague whilst adapting against everything humanity can do to defend itself.

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 26078266
Update posts
20 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 |
|---|---|---|
| 26078266 | Patch Notes 1.24.0.8 |
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 |
|---|---|
| 20 Oct 2026 | Patch Notes 1.24.0.8 Patch notes |
| 6 Oct 2026 | Patch Notes 1.24.0.7 Patch notes |
| 28 Sept 2026 | Patch Notes 1.24.0.4 Patch notes |
| 10 Aug 2026 | Patch Notes 1.24.0.3 Patch notes |
| 3 Aug 2026 | World Update 2026 - Out Now! Update |
| 21 Apr 2026 |
| Plague Inc: Evolved - Patch Notes 1.23.0.11 Patch notes |
| 10 Apr 2026 | Plague Inc: Evolved - Patch Notes 1.23.0.10 Patch notes |
| 10 Apr 2026 | Plague Inc: Evolved - Patch Notes 1.23.0.9 Patch notes |
| 9 Apr 2026 | Plague Inc: Evolved - Patch Notes 1.23.0.8 Patch notes |
| 8 Apr 2026 | Plague Inc: Evolved - Patch Notes 1.23.0.7 Patch notes |
| 7 Apr 2026 | Plague Inc: Evolved - Patch Notes 1.23.0.5 Patch notes |
| 7 Apr 2026 | Update 1.23 and Aliens & Anti-Vaxxers DLC - Out Now! Update |
| 7 Apr 2026 | Aliens & Anti-Vaxxers DLC & Update 1.23 - Out Now! Update |
| 28 Jan 2026 | Patch Notes 1.22.1.10 Patch notes |
| 27 Jan 2026 | Patch Notes 1.22.1.8 Patch notes |
| 26 Jan 2026 | Steam Deck Update - 1.22.1.7 Update |
| 14 Jan 2026 | Patch Notes 1.22.1.6 Patch notes |
| 8 Jan 2026 | Patch Notes 1.22.1.5 Patch notes |
| 6 Jan 2026 | Patch Notes 1.22.1.4 Patch notes |
| 16 Dec 2025 | Patch Notes 1.22.1.1 Patch notes |
| 6 Oct 2025 | Patch Notes 1.21.0.3 Patch notes |
| 22 May 2025 | The 2025 World Update - Out Now! Update |
| 27 Oct 2022 | Patch Notes 1.19.1.0 Patch notes |
| 15 Jul 2021 | Patch Notes 1.18.4.0 Patch notes |
| 18 Feb 2021 | Patch 1.18.3.1 - Changelog Patch notes |
| 11 Feb 2021 | Patch 1.18.2.5 Patch notes |
| 1 Feb 2021 | Patch 1.18.1.1 - Changelog Patch notes |
| 28 Apr 2020 | Minor Update 1.17.4 Patch notes |
| 13 Dec 2019 | Minor update 1.17.1 Patch notes |
| 28 Mar 2019 | Minor Update 1.16.7 Patch notes |
| 5 Feb 2019 | Popular Scenarios Update February 2019 Update |
| 13 Dec 2018 | Popular Scenarios Update 2018 Round Up Update |
| 22 Nov 2018 | Minor Update 1.16.4 Patch notes |
| 2 Oct 2018 | Popular Scenarios Update October 2018 Update |
| 4 Sept 2018 | Popular Scenarios Update September 2018 Update |
| 2 Aug 2018 | Popular Scenarios Update August 2018 Update |
| 23 Jul 2018 | Plague Inc. Mutation 16 - The Royal Update is here! Update |
| 2 Jul 2018 | Popular Scenarios Update July 2018 Update |
| 4 Jun 2018 | Popular Scenarios Update June 2018 Update |
| 1 May 2018 | Popular Scenarios Update May 2018 Update |
| 3 Apr 2018 | Popular Scenarios Update March 2018 Update |
| 13 Mar 2018 | Minor Update 1.15.3 Update |
| 28 Feb 2018 | Popular Scenarios Update February 2018 Update |
| 31 Jan 2018 | Popular Scenarios Update January 2018 Update |
| 21 Nov 2017 | Plague Inc: Evolved Mutation 15 - The Mad Cow Disease Update Update |
| 26 Oct 2017 | Popular Scenarios Update November 2017 Update |
| 3 Oct 2017 | Popular Scenarios Update October 2017 Update |
| 31 Aug 2017 | Popular Scenarios Update September 2017 Update |
| 31 Jul 2017 | Popular Scenarios Update August 2017 Update |
| 26 Jul 2017 | Update 1.13.3 live - more custom scenarios + mobile app integration! Update |
Showing the latest 50 of 78. Show all
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