Released Sep 3, 2026
Free Positive
Demon Slumber Party
By Whispered Eclipse
Followers
—
Reviews
14
Positive
Players now
0
Peak today 0
Followers, 30 days
—
Not enough history yet
Steam data
Everything Steam lists for Demon Slumber Party · record updated 23 hours ago
Overview
App ID4962350
Release dateSep 3, 2026
Last change number40062413
Last record update23 hours ago
App info
- App type
- Game
- Developer
- Whispered Eclipse
- Publisher
- Whispered Eclipse
- Steam profile
- Not counted yet: Steam is still getting to know this game, so it doesn't add to game counts or achievement totals · checked 14 hours ago
Platforms
Windows
64-bit
- Controller
- Full support
Features
4
Full controller supportSingle-playerSteam AchievementsFamily Sharing
Patches
Builds
1| Build | Branch | Updated |
|---|---|---|
| 24949842 | public | Aug 26, 2026 |
Depots
Depots
3| ID | Name | Systems | Size | Download | Manifest |
|---|---|---|---|---|---|
| 228989 | — shared from 228980 | Windows | — | — | — |
| 228990 | — shared from 228980 | Windows | — | — | — |
| 4962351 | — | Windows, Linux | 679.2 MB | 536.1 MB | 270673691901062976 |
Branches
1| Branch | Build | Updated | Access |
|---|---|---|---|
| public | 24949842 | Aug 26, 2026 | Open |
Configuration
Install foldersteamapps/common/Demon Slumber Party
Launch options
1| Executable | Arguments | Systems | Description |
|---|---|---|---|
| WhisperedEclipse.exe | All |
Achievements
Achievements63 hidden
Most unlocked81.1%Let the games begin...
Rarest34.9%Goodbye Urgesloth!
Global unlock rate
share of players who have it-
Let the games begin...
You summoned your new best friend!
-
The Truth revealed...
She summoned us THE JANITOR?
-
Animator Core
Hidden achievement
-
Make Over!
You look quite pretty, Urgie~
-
Total Wipeout
Hidden achievement
-
Goodbye Urgesloth!
Hidden achievement
Data from public Steam pages, updated daily; 5 days of history. LaunchRivals is not affiliated with Valve or Steam.