Fantasy Map Simulator: Create and watch imaginary worlds evolve over centuries. Design maps, simulate nations and their politics, and control destinies. See empires rise and fall on your desktop wallpaper. A unique simulation for history buffs and creative minds.

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 24629612
Update posts
2 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 |
|---|---|---|
| 24629612 | 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 |
|---|---|
| 7 Aug 2026 | Major Update: The Government Office System — Officials, Cultural Titles, and Local Governance Update |
| 20 Jul 2026 | Capital Icons, Alliance View, and Independence War Fixes Patch notes |
| 21 Jun 2025 | June 21st Update Log Update |
| 16 Jan 2025 | Editor Improvements Update Notes - January 16 Update |
| 7 Jan 2025 | fix bugs related to maps download from workshop Patch notes |
| 25 Dec 2024 | Vassal States, Economy & Combat Power, Fortress System Update Update |
| 27 Nov 2024 | Update - November 27 Unconquerable Regions and More map icons Update |
| 8 Nov 2024 | November 8th Update: River System Features Update |
| 26 Oct 2024 | Grayscale Map Import Now Available - October 26, 2024 Update Announcement Update |
| 21 Oct 2024 | Eco-Editor Update Update |
| 13 Oct 2024 | Game Update Announcement - October 13, 2024 Update |
| 8 Oct 2024 | Oct 8 Game Update Announcement Update |
| 21 Sept 2024 | Editor Update Update |
| 12 Sept 2024 | New Feature and Bug fix Update |
| 11 Sept 2024 | HotFix Patch notes |
| 10 Sept 2024 | Workshop Related Update and Some Bug Fix Update |
| 8 Sept 2024 | Fix Place Army Error Patch notes |
| 7 Sept 2024 | Sep.9 Update Log Patch notes |
| 5 Sept 2024 | Small Update Patch notes |
| 4 Sept 2024 | Workshop Related Bugs Fix 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