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

Daymare: 1998
Single-player alternative to SIDE — playable solo, no multiplayer required. Shares Action and Indie with SIDE.
DAYMARE: 1998 is a third-person survival horror game that recreates the mood of iconic titles from the '90s, with a fresh storyline. An incident that turns a small town into a deadly zone, three characters to play with and little time to find the truth, before its mutated citizens abruptly end your mission.
- 2

The Evil Within 2
Single-player alternative to SIDE — playable solo, no multiplayer required. Shares Action and Adventure with SIDE.
Detective Sebastian Castellanos has lost everything, including his daughter, Lily. To save her, he must descend into the nightmarish world of STEM. Horrifying threats emerge from every corner, and he must rely on his wits to survive. For his one chance at redemption, the only way out is in.
- 3

Airtight City 密闭之城1.0
Single-player alternative to SIDE — playable solo, no multiplayer required. Shares Action and Indie with SIDE.
This is a TPS, horror-type action shooting game. The game will draw players into a terrifying dark world with detailed atmosphere rendering and weird story. Here, you are not defenseless, but even with a gun, you can't suppress the trembling from the heart. Game revenue is used for 2.0 development.
- 4

Dead Space (2008)
Single-player alternative to SIDE — playable solo, no multiplayer required. Shares Action and Adventure with SIDE.
You are Isaac Clarke, an engineer on the spacecraft USG Ishimura. You're not a warrior. You're not a soldier. You are, however, the last line of defense for the remaining living crew.
- 5

Gears 5
Single-player alternative to SIDE — playable solo, no multiplayer required. Shares Action and Adventure with SIDE.
From one of gaming’s most acclaimed sagas, Gears is bigger than ever. With all-out war descending, Kait Diaz breaks away to uncover her connection to the enemy and discovers the true danger to Sera – herself.
- 6

Sniper Elite 5
Single-player alternative to SIDE — playable solo, no multiplayer required. Shares Action and Adventure with SIDE.
The award-winning series returns as Karl Fairburne fights to uncover Project Kraken in 1944 France. The genre-defining authentic sniping, with enhanced kill cam, has never looked or felt better as you fight across immersive maps to stop the Nazi war machine in its tracks.
- 7

Resident Evil 4 (2005)
Single-player alternative to SIDE — playable solo, no multiplayer required. Shares Action and Adventure with SIDE.
(Release: 2014) Special agent Leon S. Kennedy is sent on a mission to rescue the U.S. President’s daughter who has been kidnapped.
- 8

Dark Sector
Single-player alternative to SIDE — playable solo, no multiplayer required. Shares Action with SIDE.
A third-person Action/Shooter that thrusts players into a sci-fi flavored nightmare scenario set in the post Cold War era.