Single-player games like Apparatus Inspector
Below are 8 single-player Steam games similar to Apparatus Inspector, 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 Apparatus Inspector page.
Ranked picks
- 1
unknown.exe
Single-player alternative to Apparatus Inspector — playable solo, no multiplayer required. Shares Indie and Simulation with Apparatus Inspector.
One of your coworkers has gone missing in the company supply room. There’s only boxes and a broken computer. How is that possible? Investigate the room for clues, uncover the truth, and survive. Your choices lead to many different outcomes.
- 2
Samara
Single-player alternative to Apparatus Inspector — playable solo, no multiplayer required. Shares Indie and Simulation with Apparatus Inspector.
A punishment trip turns into a nightmare. Trapped in a haunted school and an endless time loop, you must uncover the truth and find the killer before everyone disappears
- 3
VARDIA
Single-player alternative to Apparatus Inspector — playable solo, no multiplayer required. Shares Indie and Simulation with Apparatus Inspector.
After a series of mysterious events, the only question that will remain in your mind is, were they real? Witness the story of a lonely woman trying to overcome her grandmother's wishes and her new job as a night manager in a motel.
- 4
Below, Rusted Gods
Single-player alternative to Apparatus Inspector — playable solo, no multiplayer required. Shares Indie and Simulation with Apparatus Inspector.
You are the lifeline supporting an expedition into the unknown. Keep both yourself and your squad alive by interpreting instrument readings, explore the facilities, and uncover something ancient and eager to be born.
- 5
SIMULACRA 3
Single-player alternative to Apparatus Inspector — playable solo, no multiplayer required. Shares Indie and Simulation with Apparatus Inspector.
The town of Stonecreek is haunted. People keep disappearing into thin air, leaving nothing but an eerie symbol behind. With the townsfolk gripped with fear, use a missing victim's phone to unlock the truth in the third entry of the acclaimed horror series, SIMULACRA.
- 6
The Test: Secrets of the Soul
Single-player alternative to Apparatus Inspector — playable solo, no multiplayer required. Shares Indie and Simulation with Apparatus Inspector.
You will answer a series of questions that will reveal things from deep within. Some will be uncomfortable, but with great knowledge comes great sacrifice. Can you make it all the way through The Test, and are you SURE you want the answers you seek? For it is time to unlock "Secrets of the Soul..."
- 7
Uncover the Smoking Gun
Single-player alternative to Apparatus Inspector — playable solo, no multiplayer required. Shares Indie and Simulation with Apparatus Inspector.
A Battle of Wits with AI: Solve the case by conversing with a suspect robot using GPT to gather evidence. What single truth emerges from countless dialogues and pieces of information?
- 8
SIMULACRA
Single-player alternative to Apparatus Inspector — playable solo, no multiplayer required. Shares Indie and Simulation with Apparatus Inspector.
An interactive horror experience of exploring a missing woman’s phone.