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

Medusa's Gaze
Single-player alternative to Tartaros — playable solo, no multiplayer required. Shares Indie with Tartaros.
Every death leaves behind a petrified statue of yourself - can you use this to outwit Medusa? A new mind-bending first-person 3D puzzle-platformer adventure game involving light & shadow, life & death.
- 2

Poppy Sanctum
Single-player alternative to Tartaros — playable solo, no multiplayer required. Shares Indie and Adventure with Tartaros.
Poppy Sanctum is a single-player, puzzle adventure game. It follows the tale of a young red panda trying to escape a sanctum of mystery and magic.
- 3

ARTIFICIAL
Single-player alternative to Tartaros — playable solo, no multiplayer required. Shares Action and Indie with Tartaros.
ARTIFICIAL is a physics based first-person puzzle platformer inspired by Portal & Half-Life series. Interact with the environment, pick up and throw objects, sneak around enemies, control intricate physics-based mechanisms and learn how to survive in the underground colony of the Asteroid 2031 XT
- 4

Raze Vol. 1
Single-player alternative to Tartaros — playable solo, no multiplayer required. Shares Action and Indie with Tartaros.
Raze Vol. 1 is a satirical punk rock VR puzzle-platformer. Team up with Raze, a punk guitarist zapped into an influencer-run nightmare. Use her power arm, dive into her mind, and spot hidden clues with her damaged eye. Voiced by Lzzy Hale. Story + Arcade modes. Raze is gonna blaze!
- 5

Harder Parkour
Single-player alternative to Tartaros — playable solo, no multiplayer required. Shares Action and Indie with Tartaros.
Every step is a promise, every fall a risk you can't take. In your arms, a small puppy who can't cross this world alone, carry them through every obstacle, steady every leap, and never let go. They trust you with everything; hold on, rise, and bring them home.
- 6

Hourglass: Prologue
Single-player alternative to Tartaros — playable solo, no multiplayer required. Shares Indie and Adventure with Tartaros.
Hourglass: Prologue is the first part of the puzzle-adventure „Hourglass“ where you can create a time-clone of yourself to solve challenging puzzles. Play as Aywa, a young adventurer traveling to Egypt to find her missing father - an archeologist, who never returned from his latest expedition.
- 7

Portal 2
Single-player alternative to Tartaros — playable solo, no multiplayer required. Shares Action and Adventure with Tartaros.
The "Perpetual Testing Initiative" has been expanded to allow you to design co-op puzzles for you and your friends!
- 8

Kena: Bridge of Spirits
Single-player alternative to Tartaros — playable solo, no multiplayer required. Shares Action and Indie with Tartaros.
A story-driven, action adventure combining exploration with fast-paced combat. Untangle the past as Kena, a young Spirit Guide in search of the sacred Mountain Shrine. Help free the spirits trapped in a forgotten village with the help of the Rot, her adorable (yet powerful) spirit companions.