Single-player games like Marcella Moon: Secret on the Hill
Below are 13 single-player Steam games similar to Marcella Moon: Secret on the Hill, 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 Marcella Moon: Secret on the Hill page.
Ranked picks
- 1

Uncover the Smoking Gun
Single-player alternative to Marcella Moon: Secret on the Hill — playable solo, no multiplayer required. Shares Indie and Adventure with Marcella Moon: Secret on the Hill.
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?
- 2

Telling Lies
Single-player alternative to Marcella Moon: Secret on the Hill — playable solo, no multiplayer required. Shares Indie and Adventure with Marcella Moon: Secret on the Hill.
Four private lives. One big lie. Search through secretly recorded video conversations to discover the truth. The successor to the acclaimed Her Story.
- 3

Her Story
Single-player alternative to Marcella Moon: Secret on the Hill — playable solo, no multiplayer required. Shares Indie and Adventure with Marcella Moon: Secret on the Hill.
A woman is interviewed seven times by the police. Search the video database and explore hundreds of authentic clips to discover her story in this groundbreaking and award winning narrative game.
- 4

Trials of Innocence
Single-player alternative to Marcella Moon: Secret on the Hill — playable solo, no multiplayer required. Shares Indie and Adventure with Marcella Moon: Secret on the Hill.
Trials of Innocence is an indie courtroom detective game. Step into the shoes of the main character, rookie lawyer Luna Ray, and navigate her journey through the legal world. Unravel a shocking conspiracy that changes the fate of many, including herself, and confront her inner choices.
- 5

Paradise Killer
Single-player alternative to Marcella Moon: Secret on the Hill — playable solo, no multiplayer required. Shares Indie and Adventure with Marcella Moon: Secret on the Hill.
Paradise Island, a world outside reality. There’s been a murder that only "investigation freak" Lady Love Dies can solve. Gather evidence and interrogate suspects in this open world adventure. You can accuse anyone, but you’ll have to prove your case in trial. It’s up to you to decide who’s guilty.
- 6

Still Life
Single-player alternative to Marcella Moon: Secret on the Hill — playable solo, no multiplayer required. Shares Adventure with Marcella Moon: Secret on the Hill.
Still Life 2 also now available!
- 7

Sherlock Holmes: The Devil's Daughter
Single-player alternative to Marcella Moon: Secret on the Hill — playable solo, no multiplayer required. Shares Adventure with Marcella Moon: Secret on the Hill.
Experience a fantastic adventure with unique gameplay that blends investigation, action and exploration in a breath-taking thriller that will test the limits of your nerves and intelligence. Play as the great detective and track down evil in the darkest corners of London and the human soul…
- 8

The Testament of Sherlock Holmes
Single-player alternative to Marcella Moon: Secret on the Hill — playable solo, no multiplayer required. Shares Adventure with Marcella Moon: Secret on the Hill.
Become the greatest detective of all time in The Testament of Sherlock Holmes, a twisting, turning investigation game set in a faithfully-reproduced London of 1898. As Sherlock Holmes, you must find clues, interrogate suspects and unveil a mystery in a story full of twists!
- 9

Marcella Moon: Saboteurs on the River
Single-player alternative to Marcella Moon: Secret on the Hill — playable solo, no multiplayer required. Shares Indie and Adventure with Marcella Moon: Secret on the Hill.
Play as amateur sleuth Marcella Moon to investigate a series of sabotage incidents on the Louisiana bayou.
- 10

Lamplighter
Single-player alternative to Marcella Moon: Secret on the Hill — playable solo, no multiplayer required. Shares Indie and Adventure with Marcella Moon: Secret on the Hill.
It’s 1807 and you are a lamplighter, responsible for keeping the street lights of London lit. Lamplighter is a story-driven puzzle game, set amidst the magical early 1800s when gas street lamps began to turn night into day and provoke people's imaginations, hopes, and fears.
- 11

Marcella Moon: Curse of the Black Cat
Single-player alternative to Marcella Moon: Secret on the Hill — playable solo, no multiplayer required. Shares Indie and Adventure with Marcella Moon: Secret on the Hill.
Play as amateur sleuth Marcella Moon to investigate a cursed black cat statue that has been terrorizing a local theater.
- 12

Marcella Moon: Killer at the Cove
Single-player alternative to Marcella Moon: Secret on the Hill — playable solo, no multiplayer required. Shares Adventure with Marcella Moon: Secret on the Hill.
Play as amateur sleuth Marcella Moon to investigate a murder in a coastal California town.
- 13

Marcella Moon: Four Are Watching
Single-player alternative to Marcella Moon: Secret on the Hill — playable solo, no multiplayer required. Shares Indie with Marcella Moon: Secret on the Hill.
Play as amateur sleuth Marcella Moon to solve the cold case of her father's murder.