IMHO.

Co-op games like The Day Before

Below are 5 cooperative Steam games similar to The Day Before, 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 The Day Before page.

Ranked picks

  1. 1
    Afterinfection — Steam game cover

    Afterinfection

    Online Co-op alternative to The Day Before — playable with friends. Shares Action and Adventure with The Day Before.

    Afterinfection is a brand new zombie survival game designed in Unreal 4 and being developed by a small team from Thailand. After creating your survivor, you’ll start with nothing and have to make your way across a large island searching for food, water, weapons, and crafting supplies.

    2025ActionStrategyIndie8.99 USDCo-opSimilar games →
  2. 2
    Survarium — Steam game cover

    Survarium

    Online Co-op alternative to The Day Before — playable with friends. Shares Action and Massively Multiplayer with The Day Before.

    Survarium is a post-apocalyptic online FPS game. If you are looking for a shooter where skills matter, look no further! The opposing players and deadly anomalies will never stop you on the way to victory, right? Then start playing now for free!

    2015ActionMassively MultiplayerRPGFreeCo-opSimilar games →
  3. 3
    Dustland — Steam game cover

    Dustland

    Online Co-op alternative to The Day Before — playable with friends. Shares Early Access with The Day Before.

    Dustland is a reimagined take on the survival genre. A world where expeditions, looting, and battles are just the tip of the iceberg, hiding secrets and mysteries of a fallen region in its depths.

    2024Early Access22.99 USDCo-opSimilar games →
  4. 4
    Deadside — Steam game cover

    Deadside

    Online Co-op alternative to The Day Before — playable with friends. Shares Action and Adventure with The Day Before.

    An Open World Survival Shooter blending hardcore PVP and PVE action. Secure precious loot in safe zones or build your own fortress in the wild. With intense gunfights, stunning visuals, and performance smooth enough for any system, the challenge awaits!

    2024ActionIndieAdventure9.99 USDCo-opSimilar games →
  5. 5
    A Twisted Path to Renown — Steam game cover

    A Twisted Path to Renown

    Online Co-op alternative to The Day Before — playable with friends. Shares Action and Massively Multiplayer with The Day Before.

    Try to survive the wilds of 1899 America. Join intense raids, craft vital items, and make deals with others. Build and expand your Homestead - a cradle of your farming, mining, prospecting and uniting your lands into businesses and production. Forge your legacy and build your path to renown.

    2024ActionIndieSimulationCo-opSimilar games →