Single-player games like The Innsmouth Case
Below are 9 single-player Steam games similar to The Innsmouth Case, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like The Innsmouth Case page.
Ranked picks
- 1
Omen Exitio: Plague
Single-player alternative to The Innsmouth Case — playable solo, no multiplayer required. Shares Indie and Adventure with The Innsmouth Case.
Investigate a paranormal disease that threatens to eradicate humanity in this unsettling Lovecraftian adventure, inspired by the choose-your-own-adventure gamebooks of the 80s and 90s. Your choices will determine the story, your character’s destiny… and the future of humanity.
- 2
The Pigment
Single-player alternative to The Innsmouth Case — playable solo, no multiplayer required. Shares Indie and Adventure with The Innsmouth Case.
Milan, 1963. Inherit your uncle's mysterious studio and discover a color that shouldn't exist. In this cosmic horror gamebook, you must balance your Sanity and Lucidity as you uncover the secret of the 12th canvas. Will you finish the work, or let the pigment consume your mind?
- 3
Last Threshold
Single-player alternative to The Innsmouth Case — playable solo, no multiplayer required. Shares Indie and Adventure with The Innsmouth Case.
Dive into the world based on the Lovecraft universe and its successors. In immersive visual novel discover the secret of the temple and learn the truth about your companions and your father’s past!
- 4
Blackout: The Darkest Night
Single-player alternative to The Innsmouth Case — playable solo, no multiplayer required. Shares Indie and Adventure with The Innsmouth Case.
You have been part of something terrible, something so unspeakable that caused you to blackout and forget all the events from the past few days. Now you are faced with the choice of going after the truth, facing the shadows that hide within our world, or trying to forget and leave all this behind.
- 5
Roadwarden
Single-player alternative to The Innsmouth Case — playable solo, no multiplayer required. Shares Indie and Adventure with The Innsmouth Case.
Roadwarden is an illustrated text-based RPG that uses isometric pixel art and combines mechanics borrowed from RPGs, Visual Novels, adventure games and interactive fiction.
- 6
Seul (Alone): The entrée
Single-player alternative to The Innsmouth Case — playable solo, no multiplayer required. Shares Indie and Adventure with The Innsmouth Case.
Seul. (Alone) is a text based choose your own adventure and philosophical thriller with horror elements. A subsistence where characters dwell. There are mysteries to solve and connections to unfold. Journey through here but remember you may not stay. Can you save Peggy?
- 7
C.V. 私と私の中の人 The Fourth Insider
Single-player alternative to The Innsmouth Case — playable solo, no multiplayer required. Shares Indie and Adventure with The Innsmouth Case.
「私には『中の人』がいるらしい」 「声優×メタフィクション」新感覚ビジュアルノベル、開幕！ゲームの世界を認識している高校1年生・五月山さつきと、その親友・真野ユイ。そして二人の声を演じるのは声優・宮白桃子。キャラクターと「中の人」が交わるとき、物語はどこへ向かうのか。
- 8
Mysteries of the House
Single-player alternative to The Innsmouth Case — playable solo, no multiplayer required. Shares Indie and Adventure with The Innsmouth Case.
You wake up with no memories inside the House, a place where reality bends... lies linger... and someone watching your every move.
- 9
Plan B from Outer Space: A Bavarian Odyssey
Single-player alternative to The Innsmouth Case — playable solo, no multiplayer required. Shares Indie and Adventure with The Innsmouth Case.
Escape the grasp of the Barbvarians! Plan B from Outer Space is a stellar adventure in the style of an interactive book and takes inspiration from classic science-fiction stories and Bavarian culture. Every decision will affect the outcome of your mission; to leave this strange planet unscathed!