Single-player games like DEV Bloodline
Below are 9 single-player Steam games similar to DEV Bloodline, 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 DEV Bloodline page.
Ranked picks
- 1

GÖREV
Single-player alternative to DEV Bloodline — playable solo, no multiplayer required. Shares Action and Adventure with DEV Bloodline.
After a catastrophic accident at Cheyenne Mountain Space Force Station the entire facility was plunged into darkness and evacuated Critical classified documents were left behind We have been assigned to retrieve them If you knew what hides behind those armored doors you would neveraccept thismission
- 2

THE MADHOUSE | Infected Mansion
Single-player alternative to DEV Bloodline — playable solo, no multiplayer required. Shares Action and Adventure with DEV Bloodline.
THE MADHOUSE | Infected Mansion is a survival horror game. Contains Fear, Stealth, Exploration/Puzzle solving, Item management. Moreover "Multiple First-Person Views" provides a new level of fear, immersion, strategy. Steal the vision of "something" lurking in the abandoned house and try to survive.
- 3

Protocol Five
Single-player alternative to DEV Bloodline — playable solo, no multiplayer required. Shares Action and Adventure with DEV Bloodline.
Protocol Filve is a surreal first-person adventure with multiple endings, you will find yourself in a world where some rotten things want to kill you. Some choices along the way drastically and irreversibly change the game, leading to one of the 5 possible endings.
- 4

Absolute Fear -AOONI- / 最恐 -青鬼-
Single-player alternative to DEV Bloodline — playable solo, no multiplayer required. Shares Action and Adventure with DEV Bloodline.
20 years after the birth of the legendary horror game "AOONI"... A completely new first-person, 3D horror stealth action "Absolute Fear -AOONI-" is now available! Players take on the role of a younger sister searching for her older sister in a mysterious mansion where AOONI roam.
- 5

Pikabuu: STOP!
Single-player alternative to DEV Bloodline — playable solo, no multiplayer required. Shares Adventure with DEV Bloodline.
Beni, a loving husband to Nadia and father to Kaila, always ensured his family's needs were met with simple contentment. However, one day, an unwitting decision dragged his small family into a spiral that threatens everything.
- 6

家屋探索 -Japanese House Exploration-
Single-player alternative to DEV Bloodline — playable solo, no multiplayer required. Shares Action with DEV Bloodline.
『Japanese House Exploration』is a first-person puzzle horror adventure game set in a traditional Japanese house. You explore a house that is both eerie and nostalgic. To find a dear friend.
- 7

Drive Me to Hell
Single-player alternative to DEV Bloodline — playable solo, no multiplayer required. Shares Action and Adventure with DEV Bloodline.
As the night darkens and you set out for home, an unsettling occurrence takes place on the road. Will this lead you to hell? Unveil the truth in a bone-chilling driving horror game that will keep you on the edge of your seat!
- 8

Venge
Single-player alternative to DEV Bloodline — playable solo, no multiplayer required. Shares Action and Adventure with DEV Bloodline.
Get ready to explore a movie studio that vanished into thin air, only to find yourself trapped in a twisted, alternate dimension where creatures lurk in the shadows, waiting to ensure you never see the light of day again...
- 9

Containment Search
Single-player alternative to DEV Bloodline — playable solo, no multiplayer required. Shares Action and Adventure with DEV Bloodline.
You are in an abandoned Warehouse and have been locked up. Will you survive the horror that awaits you there, or will you stay trapped there forever?