IMHO.

Co-op games like Zero World

Below are 8 cooperative Steam games similar to Zero World, 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 Zero World page.

Ranked picks

  1. 1
    Morte Accendere — Steam game cover

    Morte Accendere

    Online Co-op alternative to Zero World — playable with friends. Shares Action and Indie with Zero World.

    A sci-fi zombie infected third or first person action with elements of parkour, combat with weapons or hand to hand, many modes of transportation. Ability to craft items and build your safe zone.

    2023ActionIndieAdventure24.99 USDCo-opSimilar games →
  2. 2
    MUNCHIES — Steam game cover

    MUNCHIES

    Online Co-op alternative to Zero World — playable with friends. Shares Action and Indie with Zero World.

    Warning!!! This Game Is Early Access!!!! Survive alone or with others in this Post Apocalyptic, Horror, Survival, Looter/Shooter with Base Building And Raiding. Join the community to watch this game grow and Get Exclusive Rewards and Content. https://discord.gg/S6dwXe8p9X

    2021ActionStrategyIndie2.99 USDCo-opSimilar games →
  3. 3
    Lost Hope — Steam game cover

    Lost Hope

    Online Co-op alternative to Zero World — playable with friends. Shares Action and Indie with Zero World.

    Lost Hope is a survival game where you shape the world, battle zombies, and explore diverse territories, uncovering secrets while facing extreme challenges.

    2024ActionIndieAdventure4.99 USDCo-opSimilar games →
  4. 4
    StalSide — Steam game cover

    StalSide

    Online Co-op alternative to Zero World — playable with friends. Shares Action and Indie with Zero World.

    Trapped inside a broken computer simulation of a post‑nuclear world, you must survive, explore, and uncover the secrets of the zone. Play solo or with up to 8 friends in this chilling mix of survival and digital mystery.

    2026ActionIndieAdventureCo-opSimilar games →
  5. 5
    Territory — Steam game cover

    Territory

    Online Co-op alternative to Zero World — playable with friends. Shares Action and Adventure with Zero World.

    Territory is an immersive, atmospheric, crafting and survival game. Developed with Unreal Engine 5.

    2022ActionAdventureEarly Access10.00 USDCo-opSimilar games →
  6. 6
    ELEVATED — Steam game cover

    ELEVATED

    Online Co-op alternative to Zero World — playable with friends. Shares Action and Indie with Zero World.

    ELEVATED is a multiplayer (8 vs. 1) thriller action game where eight death row inmates try to complete the given tasks to gain their freedom while being chased by the 4th horseman of the apocalypse, "The Death".

    2022ActionIndieAdventure5.99 USDCo-opSimilar games →
  7. 7
    END: Awakening — Steam game cover

    END: Awakening

    Online Co-op alternative to Zero World — playable with friends. Shares Action and Indie with Zero World.

    END: Awakening is a greek myth-inspired, action-adventure survival game that throws you and your friends into a terrifying zombie apocalypse. Fight to survive the relentless undead by scavenging, crafting, and building in an expansive co-op experience. Can you live through the END?

    2026ActionIndieAdventureCo-opSimilar games →
  8. 8
    Life After Death — Steam game cover

    Life After Death

    Online Co-op alternative to Zero World — playable with friends. Shares Action and Indie with Zero World.

    Life After Death is a fictional survival game. Its up to you survive in this game, a challenge.

    2023ActionIndieAdventure9.99 USDCo-opSimilar games →