Idle Devils is a leisure strategic placement game. In addition to rich roles, skills and equipment systems, you can also freely choose the devil to cultivate. Through her, you can conquer new female demons, and finally complete the salvation of the Demon World, becoming a real Demon King.

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 18544233
Update posts
0 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 |
|---|---|---|
| 18544233 | 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 |
|---|---|
| 16 May 2025 | "Idle Devils" is about to receive a major update! Update |
| 5 Feb 2025 | 《Update!! The dress-up system is now online!!》 Update |
| 13 Dec 2024 | Fixed the time zone issue Patch notes |
| 12 Oct 2024 | 2024.10.12 v1.1.15 version update: Update |
| 29 Sept 2024 | 2024.9.29 v1.1.14 small update announcement: Patch notes |
| 28 Sept 2024 |
| 《New Update! !》All character sets + new DLC are now available! ! 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