Lost Sanity: Cthulhu Demo
On Halloween night, a group of teens tells horror stories, and each one comes to life in Lost Sanity. In the first chapter, Call of the Sea, you play as Megan Claire, trapped in an underground prison while cultists awaken a marine entity; slip through shadows and experience a small demo of the game.
| Type | Demo |
| Release Date | 2/2/2026 |
| Franchise | ZNT Productions |
| Developer | Manin Studios |
| Publisher | ZNT Productions |
| Last Updated | 2/6/2026 |
| Steam App Id | 4381010 |
- Windows
- Mac
- Linux
About Lost Sanity: Cthulhu Demo
Lost Sanity: Cthulhu Demo is an Indie and Adventure Demo developed by Manin Studios. On 2/2/2026, it was released on the Steam Store by ZNT Productions. Lost Sanity: Cthulhu Demo can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this demo app.
According to Steam’s category system, Lost Sanity: Cthulhu Demo supports the following features:
- Surround Sound
- Single-player
- Stereo Sound
- Game demo
Media & Sceenshots
Explore the featured video and screenshots from Lost Sanity: Cthulhu Demo featured in the Steam Store.
