A dark, rainy mansion from the game Insomnis. The house is surrounded by trees.

Two figures with paper bags on their heads stare at a projection. The scene is from the game Insomnis.

A dark corridor with hands reaching out, advertising the horror game Insomnis.

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Discover the deadly secrets of a haunted house in Insomnis. In this atmospheric first-person horror game, you must investigate a gloomy environment, solve puzzles, and hopefully make it out alive.

You are Joe Castevet, a young man who discovers he has just inherited his grandfather Roman’s old mansion. Once there, Joe decides to have a look at his grandfather’s affairs by exploring the house. It is then that he discovers that this dark place can change its rooms--and worse, he isn’t alone!

Insomnis provides a haunting visual and auditory experience filled with suspenseful and nightmarish moments. Expect to face several environmental puzzles that will challenge your memory and logical thinking. Discover your grandfather’s notes to piece together the story and discover his darkest secrets. You will also make choices that will determine your ending and your fate. Pray that the mystery of the Castevet manor does not consume you.

Technical information
Official website
Categories : Adventure, Puzzle, Horror, Story-Rich
Editor : Path Games
Developer : Path Games
Release date : January 7, 2022
System Requirements
- Minimum
- OS: Windows 7 (64-bit)
- CPU : Core i3-2100 / FX-6300
- RAM : 4 GB
- GPU : GeForce GTX 750 Ti / Radeon HD 7950
- Storage : 4 GB
Age Rating
Steam Deck: Verified