Co-op games like Gaslit Bay
Below are 8 cooperative Steam games similar to Gaslit Bay, ranked by player overlap and content similarity. Every pick supports cooperative play — online co-op, LAN co-op, or shared/split-screen — so you can play with friends right out of the box. imho.run pulls from the same Steam category data Valve uses internally, so "Co-op" here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Gaslit Bay page.
Ranked picks
- 1
Hush
Online Co-op alternative to Gaslit Bay — playable with friends. Shares Action and Indie with Gaslit Bay.
Be quiet. Stay calm. Don't look at it. A 1–8 player co-op horror descent: search dark procedural levels, contain what you find, and extract — while a creature hunts whoever panics most. One shared panic meter, live proximity voice, and an infinite descent scored by how deep you get.
- 2
Obscuris
Online Co-op alternative to Gaslit Bay — playable with friends. Shares Action and Indie with Gaslit Bay.
Co-op horror for 1–6 players set in modern Japan. Play as Japanese high school girls, explore eerie locations (some procedurally generated), collect Obscure at night, meet deadly quotas, and escape before dawn. Customize your character. Story mode not yet available.
- 3
SCREAM NOTE
Online Co-op alternative to Gaslit Bay — playable with friends. Shares Action and Indie with Gaslit Bay.
Jumpscare your friends. If you write your friend's name on a page, the monster jumpscares them and they scream. Co-op comedy horror where you and your friends are trapped in a haunted neighborhood house. Can you reach the exit together, or will you scare each other out? 222 unique, crazy jumpscares!
- 4
Backrooms Cycle
Online Co-op alternative to Gaslit Bay — playable with friends. Shares Action and Indie with Gaslit Bay.
Backrooms Cycle is an immersive exploration RPG/FPS horror set in the backrooms. You will explore and scavenge, build up your arsenal and gain powerful perks. Decide if you want to rescue fellow scientists, build an outpost in the poolrooms or just care about yourself.
- 5
Infinitum: The Backrooms Story
Online Co-op alternative to Gaslit Bay — playable with friends. Shares Action and Indie with Gaslit Bay.
INFINITUM is a horror open-world survival co-op story game for up to 4 players. Explore endless procedurally generated levels and uncover multiple endings, with every playthrough offering a unique experience.
- 6
Marrowood
Online Co-op alternative to Gaslit Bay — playable with friends. Shares Action and Indie with Gaslit Bay.
Haunted by the suppressed memories of your childhood, you receive a letter from the town you grew up in. They need you to rebuild your family's farm. It's time to remember, welcome home.
- 7
GLANCED
Online Co-op alternative to Gaslit Bay — playable with friends. Shares Action and Early Access with Gaslit Bay.
Step inside. Infiltrate the manor of porcelain dolls, some are maybe your friends. Steal the key from her cold neck, find the door, and whatever you do, don’t meet her eyes. One glance is enough to lose your body. GLANCED: forget FPS shooters. Here, just a look...KILLS. Now, just survive...
- 8
Cursed Exped
Online Co-op alternative to Gaslit Bay — playable with friends. Shares Indie and Simulation with Gaslit Bay.
Your mission is to cleanse a cursed item in a haunted house. Use your tools to locate and investigate items. Create a ritual area to mark your location of interest and bring items with energy there to progress. Be careful though, the unknown is always watching you and waiting around every corner.