Single-player games like Foreign Fortress
Below are 9 single-player Steam games similar to Foreign Fortress, 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 Foreign Fortress page.
Ranked picks
- 1
Hospital Aliens 2
Single-player alternative to Foreign Fortress — playable solo, no multiplayer required. Shares Action and Adventure with Foreign Fortress.
You must find two items in a land of Aliens. Use stealth tactics and a weapon to complete your mission.
- 2
Last Village
Single-player alternative to Foreign Fortress — playable solo, no multiplayer required. Shares Action and Adventure with Foreign Fortress.
Arriving on a hunt in a small village, you become a witness to attack of alien forces on the ground, armed with a shotgun, you decide to repulse the alien intruders.
- 3
Nightshift; Nowhere
Single-player alternative to Foreign Fortress — playable solo, no multiplayer required. Shares Action and Indie with Foreign Fortress.
Welcome to Nowhere Medical! The pay is terrible, the night shift may be your last, and workplace safety has officially gone off the rails; grab whatever weapons you can find and get the hell out!
- 4
Black Mesa
Single-player alternative to Foreign Fortress — playable solo, no multiplayer required. Shares Action and Indie with Foreign Fortress.
Relive Half-Life.
- 5
Cyber Avenger
Single-player alternative to Foreign Fortress — playable solo, no multiplayer required. Shares Action and Indie with Foreign Fortress.
Cyber Avenger is a top-down action game where you take on the role of a highly skilled covert operative on a dangerous mission to stop a group of terrorists. You must navigate through five maps, facing a variety of enemies, including shotgunners, snipers, melee fighters, kamikazes, and more.
- 6
Greyhill Incident
Single-player alternative to Foreign Fortress — playable solo, no multiplayer required. Shares Indie and Adventure with Foreign Fortress.
This story-driven Survival-Horror game is about a classic Alien-Invasion which takes place during the early 90s. As Ryan Baker, equipped with a baseball bat and a few bullets in his revolver, the story takes you across the atmospheric neighborhood of Greyhill which is invaded by UFOs & Grey Aliens.
- 7
Solarix
Single-player alternative to Foreign Fortress — playable solo, no multiplayer required. Shares Action and Indie with Foreign Fortress.
Solarix is a science-fiction stealth/horror game, set in world that overpowers you with unease, insecurity, and desperation, forcing you to confront your own role in the horrors to come.
- 8
Arken Age
Single-player alternative to Foreign Fortress — playable solo, no multiplayer required. Shares Action and Adventure with Foreign Fortress.
Arken Age is a VR action-adventure game set in the Bio-Chasm—a terraformed fantasy world created by the Grand Arborist. Engage in full physics combat using Arkenite infused swords & guns—and freely explore the densely filled environments under siege by Hyperion's neural corruption.
- 9
Tokyo School Girl
Single-player alternative to Foreign Fortress — playable solo, no multiplayer required. Shares Action and Adventure with Foreign Fortress.
Use Souls-Like combat with a sword, gun, or your hands in this epic Third-Person adventure in the open world city of Tokyo to defeat the powerful ruler named Lion Knight and save your sister who is destined to save the city from destruction.