Single-player games like All Contact Lost
Below are 9 single-player Steam games similar to All Contact Lost, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like All Contact Lost page.
Ranked picks
- 1

Alien Swarm
Single-player alternative to All Contact Lost — playable solo, no multiplayer required. Shares Action with All Contact Lost.
Co-operative multiplayer game and complete code base available for free.
- 2

EARTH DEFENSE FORCE 5
Single-player alternative to All Contact Lost — playable solo, no multiplayer required. Shares Action with All Contact Lost.
Stand and fight for humanity. This arcade shooter takes place in the year 2022, as the Earth Defense Force fends off an all-out attack by unknown life forms. Become an EDF soldier, battle against endless hordes of immense enemies, and restore peace to the earth.
- 3

Beyond Contact
Single-player alternative to All Contact Lost — playable solo, no multiplayer required. Shares Action and Indie with All Contact Lost.
A fiercely formidable sci-fi survival game, set on a hostile alien world that wants you dead! Alone, or with a crew, do you have what it takes to survive?
- 4

How to Survive 2
Single-player alternative to All Contact Lost — playable solo, no multiplayer required. Shares Action with All Contact Lost.
Dead or Alive? Make up your mind, stranger. We don’t like that undead business here in Louisiana…Survive solo or with friends as you look to fulfill your basic needs of food, water and shelter, crafting your own tools and weapons while you secure your camp and face flesh hungry zombies.
- 5

Earthfall
Single-player alternative to All Contact Lost — playable solo, no multiplayer required. Shares Action with All Contact Lost.
NOW AVAILABLE! When the Earth falls to an extra-terrestrial invasion, humanity becomes an endangered species. Earthfall is a four-player cooperative shooter that challenges players to survive hordes of ruthless alien drones and their inscrutable masters.
- 6

Masked Forces: Zombie Survival
Single-player alternative to All Contact Lost — playable solo, no multiplayer required. Shares Action and Indie with All Contact Lost.
What will you do when the zombie apocalypse comes, are you ready to tackle it right now and stay face to face with all the horrors that will appear?
- 7

Dig or Die
Single-player alternative to All Contact Lost — playable solo, no multiplayer required. Shares Action and Indie with All Contact Lost.
Crash land on a hostile planet where you'll have to build the strongest defenses if you wish to live to escape from it. But be warned... this planet is merciless. Build strong, and smart; else physics may flood or destroy your only hopes of survival.
- 8

Killing Floor
Single-player alternative to All Contact Lost — playable solo, no multiplayer required. Shares Action with All Contact Lost.
6-player co-op survival horror at its finest! Free updates, free special events and a ridiculous amount of fun!
- 9

Pub Sim
Single-player alternative to All Contact Lost — playable solo, no multiplayer required. Shares Indie with All Contact Lost.
You've just bought your first Pub. First steps are to clean it, stock it, set your markup and let in the Patrons. Keep the drinks flowing and try not to shortchange anyone! If you keep it going long enough you might just earn enough to spruce up the place, hire staff and expand the premises.