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

Dead Man's Pass
Single-player alternative to FIRST LINE — playable solo, no multiplayer required. Shares Indie and Simulation with FIRST LINE.
Inspect travel passes and question the strangers who reach your mountain gate after dark. In this yokai inspection game, compare every face, paper, and answer, then let them pass, turn them away, or draw your sword. Your family and the village bear the cost.
- 2

KILLA
Single-player alternative to FIRST LINE — playable solo, no multiplayer required. Shares Indie and Simulation with FIRST LINE.
A Master murdered. A dying wish: "Kill La." Nine suspects. One killer. All named 「La」. Valhalla hunts the truth by diving into their memories — in a world beautiful and cruel as a doll. Which 「La」 pulled the strings?
- 3

Edicts of the Truthsinger: The Orb of Artemagus
Single-player alternative to FIRST LINE — playable solo, no multiplayer required. Shares Indie with FIRST LINE.
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.
- 4

The Test: Secrets of the Soul
Single-player alternative to FIRST LINE — playable solo, no multiplayer required. Shares Indie and Simulation with FIRST LINE.
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..."
- 5

Do No Harm
Single-player alternative to FIRST LINE — playable solo, no multiplayer required. Shares Simulation with FIRST LINE.
Lovecraftian Doctor Simulator. Diagnose patients by analyzing unsettling symptoms and treat them using your Book of Medicine. Make moral choices — decide who to save or kill, discover whom to trust, and unlock multiple endings! Can you endure 30 days of perilous decisions?
- 6

Strange Antiquities
Single-player alternative to FIRST LINE — playable solo, no multiplayer required. Shares Indie and Simulation with FIRST LINE.
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!
- 7

The Test: Hypothesis Rising
Single-player alternative to FIRST LINE — playable solo, no multiplayer required. Shares Indie and Simulation with FIRST LINE.
The second chapter in The Test trilogy. Answer a series of in-depth questions to reveal hidden truths about yourself and unlock secrets to discover how your life can change drastically with just a few, slight modifications. ...But are you sure you want the answers you seek?
- 8

Dark Nights with Poe and Munro
Single-player alternative to FIRST LINE — playable solo, no multiplayer required. Shares Indie with FIRST LINE.
Guide local radio hosts Poe and Munro through six TV-like episodes of supernatural strangeness and sizzling on-screen chemistry. From the creators of The Infectious Madness of Doctor Dekker and The Shapeshifting Detective.