Single-player games like Deep Beyond
Below are 8 single-player Steam games similar to Deep Beyond, 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 Deep Beyond page.
Ranked picks
- 1

The Crimson Maid
Single-player alternative to Deep Beyond — playable solo, no multiplayer required. Shares Indie and Adventure with Deep Beyond.
A marriage between first person exploration and visual novel, blessed with a sprinkle of puzzle gameplay. Immerse yourself in a period drama that intertwines romance with murder mystery, as a young cleric who must resist or give in to the charms of a strikingly beautiful maid.
- 2

Lazaret
Single-player alternative to Deep Beyond — playable solo, no multiplayer required. Shares Indie and Adventure with Deep Beyond.
Lazaret is an atmospheric first-person horror game. You play as a member of a rescue team called out to investigate a distress signal coming from a ship that disappeared 4 years ago.
- 3

What Happened to Lily?
Single-player alternative to Deep Beyond — playable solo, no multiplayer required. Shares Indie and Adventure with Deep Beyond.
What Happened to Lily? Is a real-time first-person horror game. Discover the secrets and spooky truths behind the mysterious event at Miller Farm.
- 4

The Signifier Director's Cut
Single-player alternative to Deep Beyond — playable solo, no multiplayer required. Shares Indie and Adventure with Deep Beyond.
This story-driven adventure follows a mystery of death and despair from reality into the surreal realms of objective memories and subjective experiences. Search the mind, solve puzzles, and unravel the dark truth in this psychological thriller.
- 5

WILL: Follow The Light
Single-player alternative to Deep Beyond — playable solo, no multiplayer required. Shares Indie and Adventure with Deep Beyond.
Dive into a realistic, single-player, first-person journey through the harsh northern latitudes as you sail endless waters, searching for a way back to your loved ones. Will you follow the light?
- 6

The Bridge Curse 2: The Extrication
Single-player alternative to Deep Beyond — playable solo, no multiplayer required. Shares Adventure with Deep Beyond.
Try to escape with your life in a first-person survival horror adventure. Play through the eyes of four distinct characters as you evade and confront terrifying ghosts, unravel mind-bending puzzles, and unearth a sinister conspiracy…
- 7

Thalassa: Edge of the Abyss
Single-player alternative to Deep Beyond — playable solo, no multiplayer required. Shares Indie and Adventure with Deep Beyond.
Uncover the mystery of Thalassa, a first-person psychological drama set under the sea. Ill-fate has fallen on your former crew and friends and it’s up to you to find answers onboard the wreckage. Experience the melancholic underwater journey of human stories facing life and loss.
- 8

Nemezis: Mysterious Journey III
Single-player alternative to Deep Beyond — playable solo, no multiplayer required. Shares Indie and Adventure with Deep Beyond.
Welcome to Regilus, a paradise planet turned into a popular tourist destination! But your holiday adventure soon turned into a nightmare. Stranded on an alien planet you need to find your way out. Remember though, not everything here is as it seems.