Single-player games like New Outbreak
Below are 8 single-player Steam games similar to New Outbreak, 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 New Outbreak page.
Ranked picks
- 1

Trespassers
Single-player alternative to New Outbreak — playable solo, no multiplayer required. Shares Action and Indie with New Outbreak.
Enjoy the nuclear apocalypse embodied by two idiots with TRESPASSERS! The fast paced shoot 'em up with some RPG flavour that let’s you enjoy that frantic button smashing vibe you are missing from the arcade machines.
- 2

Project Alpha 002
Single-player alternative to New Outbreak — playable solo, no multiplayer required. Shares Action and Indie with New Outbreak.
Abandoned wilderness awaits you, every day is a struggle to survive. Fight against hunger, the nature and the remaining residents. Collect resources to build a fortress, gain experience to earn supply drops to improve your survival chances in survivalmode.
- 3

J.A.W.S
Single-player alternative to New Outbreak — playable solo, no multiplayer required. Shares Action and Indie with New Outbreak.
An RNG, dynamic and strategic FPS. Test your mettle against endless waves of super soldiers. How long can you last?
- 4

Xmas Zombie Rampage 2
Single-player alternative to New Outbreak — playable solo, no multiplayer required. Shares Action and Indie with New Outbreak.
John Iron is back, the Marine Killing Machine. Zombie invasion in China! Alert! Alert! They have stolen the Xmas presents and the priceless girlie photo collection from the famous Sakura Gallery with all the lovely girlie photos. Time to strike back! The chaos strike back! Hooray!
- 5

THE LAST HUNT
Single-player alternative to New Outbreak — playable solo, no multiplayer required. Shares Action and Indie with New Outbreak.
November 2029, 4 years after the great war nearly all life forms on earth are dead. You are one of the last survivours. You have to fight your way thru the hordes of undead creatures. If you love old school arcade shooters like Commando, Dogs of War, Mercs... then this is the right game for you!
- 6

Uventa
Single-player alternative to New Outbreak — playable solo, no multiplayer required. Shares Indie and Violent with New Outbreak.
The tragic fate brings you, a simple night guard, to an abandoned school. Plunge into a horrifying story and get to the bottom of the secret that this spectre of the long-gone Soviet era has in store.
- 7

Visceral Cubes
Single-player alternative to New Outbreak — playable solo, no multiplayer required. Shares Action and Indie with New Outbreak.
After losing contact with a space station on mars, you are sent to retrieve a high value item for the company. It didn’t take very long for our protagonist to find out that something went very very wrong in this place. Use stealth to get past your enemies or run for your life hoping that they don't catch up and explode in your face.
- 8

Darkness Assault
Single-player alternative to New Outbreak — playable solo, no multiplayer required. Shares Action and Indie with New Outbreak.
The number of missing in the city increased. People talk about the experiments on human beings. And now, only you can figure out if it was true. Especially because you have no choice. Mysteriously, you find yourself in a terrible location 40 meters underground. Your name is Katrine, and you do not remember anything about your past.