Single-player games like Unsolved Case: The Scarlet Hyacinth Collector's Edition
Below are 16 single-player Steam games similar to Unsolved Case: The Scarlet Hyacinth Collector's Edition, 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 Unsolved Case: The Scarlet Hyacinth Collector's Edition page.
Ranked picks
- 1
Unsolved Case: Above the Law Collector's Edition
Single-player alternative to Unsolved Case: The Scarlet Hyacinth Collector's Edition — playable solo, no multiplayer required. Shares Adventure and Casual with Unsolved Case: The Scarlet Hyacinth Collector's Edition.
Nothing brings people together as well as a common grief or crime! Can you bravely confront a criminal puppeteer with no legal defense?
- 2
Unsolved Case: Murderous Script Collector's Edition
Single-player alternative to Unsolved Case: The Scarlet Hyacinth Collector's Edition — playable solo, no multiplayer required. Shares Adventure and Casual with Unsolved Case: The Scarlet Hyacinth Collector's Edition.
The life of a detective is unpredictable and very dangerous. You never know what awaits you around the next corner and what secrets you need to unravel. But you knew what you were getting into, there's no turning back!
- 3
Sherlock Holmes: The Devil's Daughter
Single-player alternative to Unsolved Case: The Scarlet Hyacinth Collector's Edition — playable solo, no multiplayer required. Shares Adventure with Unsolved Case: The Scarlet Hyacinth Collector's Edition.
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…
- 4
Post Mortem
Single-player alternative to Unsolved Case: The Scarlet Hyacinth Collector's Edition — playable solo, no multiplayer required. Shares Adventure with Unsolved Case: The Scarlet Hyacinth Collector's Edition.
After returning to the quiet streets of Paris to pursue a life of painting, Gus Macpherson could not escape his true art…
- 5
Paradise Killer
Single-player alternative to Unsolved Case: The Scarlet Hyacinth Collector's Edition — playable solo, no multiplayer required. Shares Adventure with Unsolved Case: The Scarlet Hyacinth Collector's Edition.
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
Chicken Police: Into the HIVE!
Single-player alternative to Unsolved Case: The Scarlet Hyacinth Collector's Edition — playable solo, no multiplayer required. Shares Adventure and Casual with Unsolved Case: The Scarlet Hyacinth Collector's Edition.
A wild tale of conspiracy, loss, friendship, and... chickens?! Two rooster detectives are about to venture into the insect underworld to uncover a worldwide conspiracy, while also battling their inherent demons in this animal noir adventure satire.
- 7
Between Horizons – A Sci-Fi Detective Adventure
Single-player alternative to Unsolved Case: The Scarlet Hyacinth Collector's Edition — playable solo, no multiplayer required. Shares Adventure with Unsolved Case: The Scarlet Hyacinth Collector's Edition.
Between Horizons is a narrative 2.5D sci-fi detective adventure. 33 years into the Zephyr's journey, its mission is suddenly jeopardized. Can you find the culprit before it's too late? Experience an enthralling story set in a semi-open world that branches and ends based on your choices.
- 8
Crime O'Clock
Single-player alternative to Unsolved Case: The Scarlet Hyacinth Collector's Edition — playable solo, no multiplayer required. Shares Adventure and Casual with Unsolved Case: The Scarlet Hyacinth Collector's Edition.
Crime O'Clock is a hidden objects investigation and time exploration game with a deep storyline. Investigate cases through time and evolving maps by unveiling a multi-eras linked story. Will you be observant enough to solve the mysteries? Crime waits for no man!
- 9
Twin Mind: Murderous Jealousy Collector's Edition
Single-player alternative to Unsolved Case: The Scarlet Hyacinth Collector's Edition — playable solo, no multiplayer required. Shares Adventure and Casual with Unsolved Case: The Scarlet Hyacinth Collector's Edition.
Go on a new exciting adventure following a story of two twin investigators! Complete puzzles, solve riddles and demonstrate your intelligence to discover all the secrets that are hidden in this mysterious case.
- 10
City Legends: The Curse of the Crimson Shadow Collector's Edition
Single-player alternative to Unsolved Case: The Scarlet Hyacinth Collector's Edition — playable solo, no multiplayer required. Shares Adventure and Casual with Unsolved Case: The Scarlet Hyacinth Collector's Edition.
You are not afraid of ghost stories, so your pursuit of inspiration leads you to the strangest of places. But this time something truly sinister is in the air. Can you survive the encounter with a real spirit?
- 11
Twin Mind: Power of Love Collector's Edition
Single-player alternative to Unsolved Case: The Scarlet Hyacinth Collector's Edition — playable solo, no multiplayer required. Shares Adventure and Casual with Unsolved Case: The Scarlet Hyacinth Collector's Edition.
Famed twin detectives go on a new case! They are the only people skilled enough to find out what happened to a woman that vanished in the broad daylight. But it seems like they need your help to uncover this mystery.
- 12
Hidden Motives: The Diamond Rush Collector's Edition
Single-player alternative to Unsolved Case: The Scarlet Hyacinth Collector's Edition — playable solo, no multiplayer required. Shares Adventure and Casual with Unsolved Case: The Scarlet Hyacinth Collector's Edition.
You work hard to prepare for your role as the sheriff's daughter in the upcoming movie. But you could never guess that the phrase “get into your character” will be literal. Can you survive the events of the movie to get home safe?
- 13
Myths or Reality: Fairy Lands Collector's Edition
Single-player alternative to Unsolved Case: The Scarlet Hyacinth Collector's Edition — playable solo, no multiplayer required. Shares Adventure and Casual with Unsolved Case: The Scarlet Hyacinth Collector's Edition.
The further into the forest the more fantastic things you will see. Do not be afraid of what you do not know or understand. Try to remember the oldest fairy tales about creatures that live deeply in a forest. Be bold enough to face something unusual in a classical English village!
- 14
Criminal Archives: City on Fire Collector's Edition
Single-player alternative to Unsolved Case: The Scarlet Hyacinth Collector's Edition — playable solo, no multiplayer required. Shares Adventure and Casual with Unsolved Case: The Scarlet Hyacinth Collector's Edition.
San Francisco is shaken by a chain of horrible murders. You are the only one that can bring to justice a masked arsonist calling himself the Plague Doctor. Are you strong enough to face the challenge?
- 15
Mystical Riddles: Snowy Peak Hotel Collector's Edition
Single-player alternative to Unsolved Case: The Scarlet Hyacinth Collector's Edition — playable solo, no multiplayer required. Shares Adventure and Casual with Unsolved Case: The Scarlet Hyacinth Collector's Edition.
Your journalist friend went missing while investigating weird happenings in a mysterious hotel. You are the only one who can save her and uncover the truth before it’s too late. Are you up for the challenge?
- 16
Word of the Law: Death Mask Collector's Edition
Single-player alternative to Unsolved Case: The Scarlet Hyacinth Collector's Edition — playable solo, no multiplayer required. Shares Adventure and Casual with Unsolved Case: The Scarlet Hyacinth Collector's Edition.
Investigate serial crimes and city government secrets! You're the only one who can get on the trail and break the chain of murders. Are you up for the challenge?