Co-op games like Sucronomicon
Below are 8 cooperative Steam games similar to Sucronomicon, 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 Sucronomicon page.
Ranked picks
- 1

Bad Grip Club
Online Co-op alternative to Sucronomicon — playable with friends. Shares Action and Simulation with Sucronomicon.
Bad Grip Club is a physics-based co-op climbing game for VR with crossplay. Climb a cartoonish mountain where physical grip and teamwork are your only hope. Pull your friends up, use quirky items, and survive diverse biomes. Can your squad reach the top without falling down together?
- 2

Huntin' Buddies
Online Co-op alternative to Sucronomicon — playable with friends. Shares Action with Sucronomicon.
A 4-player online HORROR COMEDY HUNTING game set in a forbidden national park. Hunt wildlife to meet dangerous quotas, drag massive carcasses with your friends and evade the creatures that begin hunting you back.
- 3

ROMUL
Online Co-op alternative to Sucronomicon — playable with friends. Shares Action and Simulation with Sucronomicon.
ROMUL is a co-op looting horror game. Together with a voice-controlled robot with early-stage AI, explore abandoned space stations with unstable gravity and use it to your advantage. Survive among monsters and extract valuable cargo.
- 4

Dig, Dig, Die
Online Co-op alternative to Sucronomicon — playable with friends. Shares Action with Sucronomicon.
Online co-op horror for 1–6 players. Board a cursed flying ship, raid haunted graveyards for loot, and survive monsters that hear every sound. Beware of UFO abductions, grab boosters from vending machines, gamble in the onboard casino, and embrace pure chaos with friends in voice chat.
- 5

Creepy Meal
Online Co-op alternative to Sucronomicon — playable with friends.
Creepy Meal is a co-op exploration, survival, and cooking game where absolutely nothing is safe. Players must explore mysterious locations, collect ingredients, drag them back, and cook them into high-value dishes and try not to become part of the menu.
- 6

Hendichen
Online Co-op alternative to Sucronomicon — playable with friends. Shares Simulation with Sucronomicon.
Asymmetric co-op cooking for 2-3 players. The chef knows every recipe but has one working hand. The BASSHEAD cannot hear you. The RAVER cannot read: the letters will not sit still, and he reads the orders out WRONG. The kitchen only works if you talk.
- 7

Cooking Cave
Online Co-op alternative to Sucronomicon — playable with friends. Shares Action with Sucronomicon.
A co-op survival horror for up to 4 players. Descend into the dungeon, gather ingredients while avoiding traps and monsters, then cook a meal for a starving beast. Learn its tastes, choose the right ingredients, and don't become dinner yourself! More hands mean more loot!
- 8

DADCORE
Online Co-op alternative to Sucronomicon — playable with friends. Shares Action and Simulation with Sucronomicon.
DADCORE is a chaotic 4-player co-op dad simulator where being a dad is survival horror. Do chores, save money, sell backyard junk, and defend your home from Taxes, Bills, Inflation, and the Mortgage. Every bullet costs money, so spend wisely.