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

Iron & Incense
Online Co-op alternative to Gravebound — playable with friends. Shares Action with Gravebound.
IRON & INCENSE is a PvPvE urban occult extraction shooter where modern tactical gear collides with bizarre occult sorcery. You are deployed into 'Shibuya', sealed off by supernatural phenomena. Discern friend from foe among human-mimicking terrors. Secure the cursed relics and escape.
- 2

Never Be Alone
Online Co-op alternative to Gravebound — playable with friends. Shares Action with Gravebound.
Never Be Alone is an open-world zombie survival game for solo play and seamless co-op. Explore a world reclaimed by nature, protect a fragile safezone, and uncover the truth behind your forgotten past 10 years after the outbreak.
- 3

Operation: Black Genesis - The Immortal Trials
Online Co-op alternative to Gravebound — playable with friends. Shares Action with Gravebound.
top-down co-op survival horror game where players deploy into deadly Quarantined Zones, fight mutated experiments, and extract with everything you can carry—because if you die, you lose it all.
- 4

Survival Of Runt
Online Co-op alternative to Gravebound — playable with friends. Shares Early Access with Gravebound.
An open-world PvPvE survival shooter where cooperation and betrayal coexist. Choose between Chaos and Order to claim victory, and if you fall, revive as a formidable Mutant Player to hunt down the remaining survivors.
- 5

Variant 22
Online Co-op alternative to Gravebound — playable with friends. Shares Action with Gravebound.
Variant 22 is a survival game set in a procedural roguelike post American wasteland. Singleplayer or Multiplayer Coop, Scavenge loot from contaminated areas then base build back in the "safe zone" against endless hordes of the infected.
- 6

Zegelon: Hardcore Arena
Online Co-op alternative to Gravebound — playable with friends. Shares Action and Early Access with Gravebound.
Zegelon: Hardcore Arena is a multiplayer first-person hardcore persistant survival action & extraction RPG with battle royale pressure built around a Dynasty system with fast progression and permanent losses.
- 7

The Forever Winter
Online Co-op alternative to Gravebound — playable with friends. Shares Action and Early Access with Gravebound.
The Forever Winter is a tactical shooter where you and your squad must loot the dead to survive under the shadow of terrifying and gargantuan war machines locked in a never-ending conflict. Millions of deaths later the war continues with our latest update!
- 8

Off The Grid
Online Co-op alternative to Gravebound — playable with friends. Shares Action with Gravebound.
Welcome to Off The Grid, the next-gen free to play Battle Royale from visionary director Neill Blomkamp. Set in a near-future world where contestants are cybernetically augmented and dropped into televised bloodsport. Death is temporary, but fame is forever.