Single-player games like Weldiver
Below are 11 single-player Steam games similar to Weldiver, 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 Weldiver page.
Ranked picks
- 1

Saturation
Single-player alternative to Weldiver — playable solo, no multiplayer required. Shares Indie and Adventure with Weldiver.
Saturation is a short horror game where you work as a saturation diver and deep sea welder. After six months at the bottom of the ocean, your shift is coming to an end, but so are your nerves...
- 2

Room 54
Single-player alternative to Weldiver — playable solo, no multiplayer required. Shares Action and Adventure with Weldiver.
Room 54 is a first-person survival horror game that focuses on investigation, exploration and hide & seek elements. The story tells of Daniel and his wife, Desirée, in an apparently small, quiet mountain town full of secrets.
- 3

SAMARA
Single-player alternative to Weldiver — playable solo, no multiplayer required. Shares Indie and Adventure with Weldiver.
SAMARA plunges player into a first person, single player psychological survival horror game. Investigating his missing uncle's house, player encounters a disturbing doll. Through puzzles and chilling revelations , he confronts the darkness within and uncovers the horrifying truth.
- 4

Sunken Veins
Single-player alternative to Weldiver — playable solo, no multiplayer required. Shares Action and Indie with Weldiver.
Sunken Veins is a resource management horror game set in a deep sea mining facility. You collect resources deposited by an underwater drill, avoid adaptive monsters and drain away overwhelming floods of water caused from mining operations.
- 5

Depth Diver
Single-player alternative to Weldiver — playable solo, no multiplayer required. Shares Action and Indie with Weldiver.
Dive into an unforgiving underwater nightmare alone or with friends! Complete deadly missions for the Union in the terrifying depths of Gornak. Repair broken pipes, replace defective equipment, and gather scattered body parts to pay off your debt... if the local fauna doesn't get you first.
- 6

Flesh Fossil
Single-player alternative to Weldiver — playable solo, no multiplayer required. Shares Action and Indie with Weldiver.
Stranded on a mysterious island overrun by dinosaurs, you must find a way to escape. Uncover the island's past, manage your resources and evade those pursuing you.
- 7

Remnants of R'lyeh
Single-player alternative to Weldiver — playable solo, no multiplayer required. Shares Action and Indie with Weldiver.
Inspired by H.P. Lovecraft's Great Work. An ancient dark power is calling you and you need to find an exit. Face your greatest fear, fight, hide... you must escape before the underwater city rises...
- 8

Almost Out
Single-player alternative to Weldiver — playable solo, no multiplayer required. Shares Action and Indie with Weldiver.
Almost Out is a first person horror escape game. Captured by a psychopath victims must escape while covering there tracks. If he notices your escape attempt you probably know whats going to happen.
- 9

Cabin Crew Life Simulator
Single-player alternative to Weldiver — playable solo, no multiplayer required. Shares Indie and Simulation with Weldiver.
Have you ever wondered what flight attendants do on each flight? Let's find out with Cabin Crew Life Simulator, the pioneering flight attendant simulator with variety of aircraft, airports, passenger services, handling emergency situations, in-flight business, teamwork and much more.
- 10

Taken Soul | Đoạt Mệnh
Single-player alternative to Weldiver — playable solo, no multiplayer required. Shares Action and Indie with Weldiver.
Taken Soul is a survival horror game developed by SOGA Studio. The protagonist play in third-person perspective, he must navigate through dangerous and tense situations, try to survive till the sun rises, and fight against dark forces to investigate the disappearance of his mother and sister.
- 11

Space Station Escape
Single-player alternative to Weldiver — playable solo, no multiplayer required. Shares Indie and Adventure with Weldiver.
Space Station Escape is a anomaly horror game.Players take on the role of an astronaut wanting to escape from a spaceship running out of oxygen.