The Innsmouth Case

A text adventure mixing a missing-person case with Lovecraftian comedy

RobotPumpkin Games · Published by Assemble Entertainment · Released Jun 23, 2020

Reviews: Mixed; 68% of 141
Recent reviews: Not enough recent
Players: 1; daily peak, Oct 28, 2026
Steam Deck: Untested
Last update on Steam: 1 year ago; Oct 14, 2025
Minimum PC: HD 4850; 4 GB RAM · 1 GB disk; Full requirements

What is The Innsmouth Case?

You play a detective searching for Tabitha Marsh in the present-day fishing village of Innsmouth. In this interactive book, you read scenes, talk to residents, and choose actions that lead to different endings.

For you if...

+you prefer reading and making choices to action-focused play

Not for you if...

−you expect a serious approach to cosmic horror
−you want detective work centered on finding clues

What players say

68% of 141 reviews are positive

Players who enjoy it praise the dry humor and variety of outcomes. Others criticize the juvenile dialogue and short story paths, with repeated passages making the search for remaining endings tedious.

Screenshots and trailer

The Innsmouth Case system requirements

Minimum: HD 4850, 4 GB RAM, 1 GB of disk space.

As published by the developer.

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Minimum

OS: Windows 7/8/8.1/XP/Vista (32 or 64 bit)
Processor: 2.4ghz Intel Core 2 Duo or equivalent
Graphics: Nvidia 260 GTS or Radeon HD 4850 - 512 MB of VRAM or equivalent
Memory: 4 GB RAM
Storage: 1 GB available space
DirectX: Version 9.0c

Does The Innsmouth Case have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does The Innsmouth Case run on Steam Deck?

Untested Not yet tested by Valve on Steam Deck.

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows, macOS
Achievements: 23
Steam features: Family Sharing
Languages: Text only: English, German, Simplified Chinese.

Does The Innsmouth Case use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam