
Screenshots

Watch trailer on Steam ↗Innsmouth Nightmare
JiabisuArts · Published by JiabisuArts
2 user reviews — 100% positive (2 reviews)
Last updated 28 Sept 2026
Professor Daniel Castane grapples with the terrifying mysteries of a cult-dominated island. Accompany him on a journey where he encounters strange characters and faces unsettling visions. Uncover the truth and survive the island's dark secrets, all while battling to retain sanity.
£2.49
Lowest price we've ever recorded
View on SteamPrices can lag the live Steam store — always confirm before buying.
Price history
Adventure, Indie · 2024 · More under £5 games
Join Professor Daniel Castane on a chilling journey through Innsmouth Nightmare, an indie adventure where you confront eerie visions and mysterious characters. Navigate the island's dark secrets to uncover the truth and maintain your sanity.
About this game
As Daniel attempts to escape the island, he undergoes numerous trials, he performs a disturbing ritual and confronts with cultists. His journey is marked by eerie visions, hallucinations, and encounters with monstrous beings.
The narrative of this story explores themes of madness, transformation, and the struggle for survival against cosmic horrors. Will Daniel endure a cycle of nightmares and psychological torment, blurring the line between reality and delusion? Will he survive in a world where ancient gods and their followers seek to upend human reality and retain his sanity and find a way back to a normal life? Find it out yourself.
System Requirements
Will my PC run this? →Minimum
- OS *: Windows 7, 8, 10
- Processor: 2 GHz Intel Pentium 4 or AMD Athlon or equivalent
- Memory: 512 MB RAM
- DirectX: Version 9.0
- Storage: 250 MB available space
Supported Languages
Latest news
Patch NotesOfficial
A little update
If you struggle with reaction-based mini-games just follow the hint in the upper left corner and press "I" :)Read full article on Community Announcements (JiabisuArts)






