Single-player games like Do No Harm
Below are 11 single-player Steam games similar to Do No Harm, 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 Do No Harm page.
Ranked picks
- 1

Flesh Blossom
Single-player alternative to Do No Harm — playable solo, no multiplayer required.
Experience the horror of this Victorian-inspired medical RPG. As Doctor Parsnip Green, you’ll point-and-click your way through difficult choices as you investigate the disease’s origin, operate on patients, and fight to save those you love - all while managing your own dwindling sanity.
- 2

The Sleeping Sickness
Single-player alternative to Do No Harm — playable solo, no multiplayer required.
The Sleeping Sickness is an interactive short story that allows the player to guide the main character's actions. The player’s choices will lock and unlock future locations, change dialogue, and alter the story. Choices matter in The Sleeping Sickness. It is an excellent choice for horror fans.
- 3

KILLA
Single-player alternative to Do No Harm — playable solo, no multiplayer required. Shares Simulation with Do No Harm.
KILLA is a 3D adventure mystery with multiple endings. Valhalla, our protagonist, seeks the killer of her mentor, a mentor she treasures like family, venturing to an unknown island. Discover the culprit on this enigmatic island and embark on a journey of revenge.
- 4

Static Dread: The Lighthouse
Single-player alternative to Do No Harm — playable solo, no multiplayer required. Shares Simulation with Do No Harm.
Lovecraft meets Papers, Please. Play as a lighthouse keeper and guide ships safely into the harbor using your radio. Survive the presence of something impossible, and don’t let the shadows consume you!
- 5

Paranormal Simulator
Single-player alternative to Do No Harm — playable solo, no multiplayer required. Shares Simulation with Do No Harm.
As a paranormal investigator, your job is to discover the magical properties of anomalous items and find creative ways to use them against supernatural creatures. Without accidentally being abducted by a dark entity or suffering a bizarre anomalous effect, of course!
- 6

Edicts of the Truthsinger: The Orb of Artemagus
Single-player alternative to Do No Harm — playable solo, no multiplayer required.
Six witnesses, six suspects, and thousands of discoverable lines of dialog. You're the fantasy detective on the case of a stolen magical artifact, and in order to determine the truth you'll have to cross examine, interrogate, and reference all your resources to catch the thief before time runs out.
- 7

Strange Antiquities
Single-player alternative to Do No Harm — playable solo, no multiplayer required. Shares Simulation with Do No Harm.
Become the custodian of a store dealing in occult antiquities. Explore the quaint and gloomy town of Undermere, where strange goings-on and dark mysteries abound. Find and identify arcane artefacts, use your collection to aid the townsfolk with their unusual problems — and remember to pet your cat!
- 8

Abscission
Single-player alternative to Do No Harm — playable solo, no multiplayer required.
Abscission is a Lovecraftian, story-driven horror point-and-click investigation game. It involves searching crime scenes for evidence, combining clues and questioning suspects. Puzzles can have multiple solutions as you guide the protagonist - Detective Will Stanhope - through the story.
- 9

Papers, Please
Single-player alternative to Do No Harm — playable solo, no multiplayer required.
Congratulations. The October labor lottery is complete. Your name was pulled. For immediate placement, report to the Ministry of Admission at Grestin Border Checkpoint. An apartment will be provided for you and your family in East Grestin. Expect a Class-8 dwelling.
- 10

I'm on Observation Duty
Single-player alternative to Do No Harm — playable solo, no multiplayer required.
As an employee of a mysterious organization your job is to monitor live surveillance camera footage and spot anomalies using your sharp eyes and good memory. Can you survive the entire night shift or will you succumb into paranoia?
- 11

Lunar Ascendant
Single-player alternative to Do No Harm — playable solo, no multiplayer required. Shares Simulation with Do No Harm.
The political drama set in a future that's too close for comfort. Become the first mayor of ARTEMIS: A Pioneering Lunar City. Navigate the future of lunar colonization, choose between independence and cooperation, shape policies for or against AI influence, and tackle interplanetary conspiracies.