IMHO.

Single-player games like Family Mysteries: Poisonous Promises

Below are 16 single-player Steam games similar to Family Mysteries: Poisonous Promises, 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 Family Mysteries: Poisonous Promises page.

Ranked picks

  1. 1
    Crime Secrets: Crimson Lily — Steam game cover

    Crime Secrets: Crimson Lily

    Single-player alternative to Family Mysteries: Poisonous Promises — playable solo, no multiplayer required. Shares Adventure and Casual with Family Mysteries: Poisonous Promises.

    Stop the mysterious killer!

    2016AdventureCasual14.99 USDSingle-playerSimilar games →
  2. 2
    Family Mysteries 3: Criminal Mindset — Steam game cover

    Family Mysteries 3: Criminal Mindset

    Single-player alternative to Family Mysteries: Poisonous Promises — playable solo, no multiplayer required. Shares Adventure and Casual with Family Mysteries: Poisonous Promises.

    Take on a role of a famous scientist drawn into a dangerous game, where the goal is to save the mankind and uncover family secret. Get ready for a pulse-pounding adventure in the world of experiments, mysteries and espionage!

    2020AdventureCasual14.99 USDSingle-playerSimilar games →
  3. 3
    Enigmatis: The Ghosts of Maple Creek — Steam game cover

    Enigmatis: The Ghosts of Maple Creek

    Single-player alternative to Family Mysteries: Poisonous Promises — playable solo, no multiplayer required. Shares Adventure and Casual with Family Mysteries: Poisonous Promises.

    Let one of the most thrilling adventures of your life begin!

    2014AdventureCasual14.99 USDSingle-playerSimilar games →
  4. 4
    Ghost Files 2: Memory of a Crime — Steam game cover

    Ghost Files 2: Memory of a Crime

    Single-player alternative to Family Mysteries: Poisonous Promises — playable solo, no multiplayer required. Shares Adventure and Casual with Family Mysteries: Poisonous Promises.

    The life of a private detective is tough and no one knows it better than Arthur Christie - an ex-cop, effective and tough as a nail. This time he will face an investigation in which not only truth is at stake, but also his life.

    2019AdventureCasual14.99 USDSingle-playerSimilar games →
  5. 5
    Noir Chronicles: City of Crime — Steam game cover

    Noir Chronicles: City of Crime

    Single-player alternative to Family Mysteries: Poisonous Promises — playable solo, no multiplayer required. Shares Adventure and Casual with Family Mysteries: Poisonous Promises.

    Step into the shoes of Alfred Fox, a private eye with a knack for getting into trouble, and confront the danger looming over your old flame, Barbara Le Purr. Using your own intuition and wide investigation techniques you will follow the intrigue and face many, sometimes deadly, consequences.

    2018AdventureCasual14.99 USDSingle-playerSimilar games →
  6. 6
    Enigmatis 3: The Shadow of Karkhala — Steam game cover

    Enigmatis 3: The Shadow of Karkhala

    Single-player alternative to Family Mysteries: Poisonous Promises — playable solo, no multiplayer required. Shares Adventure and Casual with Family Mysteries: Poisonous Promises.

    Enigmatis 3: The Shadow of Karkhala is the final chapter in the blockbuster trilogy, an exciting detective story rife with adventure, puzzles, and ancient mystery. Follow the trail of a demonic preacher and unravel the secrets of Karkhala Peak!

    2016AdventureCasual14.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Yuletide Legends: Who Framed Santa Claus — Steam game cover

    Yuletide Legends: Who Framed Santa Claus

    Single-player alternative to Family Mysteries: Poisonous Promises — playable solo, no multiplayer required. Shares Adventure and Casual with Family Mysteries: Poisonous Promises.

    Take on the role of an experienced detective and get carried away by a winter adventure amid frozen lands. Find hidden motives of the antagonist and save Santa Claus from a false conviction in this seasonal Hidden Objects adventure.

    2019AdventureCasual14.99 USDSingle-playerSimilar games →
  8. 8
    The Secret Order 8: Return to the Buried Kingdom — Steam game cover

    The Secret Order 8: Return to the Buried Kingdom

    Single-player alternative to Family Mysteries: Poisonous Promises — playable solo, no multiplayer required. Shares Adventure and Casual with Family Mysteries: Poisonous Promises.

    Get to the bottom of the unexplainable events in the Buried Kingdom and save all its inhabitants in this thrilling fantasy experience. The eighth part of the Secret Order series introduces new adventures, riddles, secrets, and a solid amount of fun!

    2020AdventureCasual14.99 USDSingle-playerSimilar games →
  9. 9
    Path of Sin: Greed — Steam game cover

    Path of Sin: Greed

    Single-player alternative to Family Mysteries: Poisonous Promises — playable solo, no multiplayer required. Shares Adventure and Casual with Family Mysteries: Poisonous Promises.

    It was supposed to be a simple suicide case – a quick inspection and lots of boring paperwork. But the more you delve into this secluded island and the twisted family relations of the owners, the more complicated and unclear this case becomes.

    2018AdventureCasual14.99 USDSingle-playerSimilar games →
  10. 10
    Demon Hunter: Chronicles from Beyond — Steam game cover

    Demon Hunter: Chronicles from Beyond

    Single-player alternative to Family Mysteries: Poisonous Promises — playable solo, no multiplayer required. Shares Adventure and Casual with Family Mysteries: Poisonous Promises.

    Discover your true identity and face a mysterious entity from another dimension!

    2014AdventureCasual14.99 USDSingle-playerSimilar games →
  11. 11
    Ghost Files: The Face of Guilt — Steam game cover

    Ghost Files: The Face of Guilt

    Single-player alternative to Family Mysteries: Poisonous Promises — playable solo, no multiplayer required. Shares Adventure and Casual with Family Mysteries: Poisonous Promises.

    Lead the Police investigation in the afterlife!

    2017AdventureCasual14.99 USDDeck PlayableSingle-playerSimilar games →
  12. 12
    Queen's Quest: Tower of Darkness — Steam game cover

    Queen's Quest: Tower of Darkness

    Single-player alternative to Family Mysteries: Poisonous Promises — playable solo, no multiplayer required. Shares Adventure and Casual with Family Mysteries: Poisonous Promises.

    Defeat the sorcerer and save your daughter!

    2015AdventureCasual14.99 USDSingle-playerSimilar games →
  13. 13
    Demon Hunter 3: Revelation — Steam game cover

    Demon Hunter 3: Revelation

    Single-player alternative to Family Mysteries: Poisonous Promises — playable solo, no multiplayer required. Shares Adventure and Casual with Family Mysteries: Poisonous Promises.

    Face your own supernatural past!

    2016AdventureCasual14.99 USDSingle-playerSimilar games →
  14. 14
    Queen's Quest 2: Stories of Forgotten Past — Steam game cover

    Queen's Quest 2: Stories of Forgotten Past

    Single-player alternative to Family Mysteries: Poisonous Promises — playable solo, no multiplayer required. Shares Adventure and Casual with Family Mysteries: Poisonous Promises.

    Conduct an investigation as shapeshifter!

    2017AdventureCasual14.99 USDDeck PlayableSingle-playerSimilar games →
  15. 15
    Demon Hunter 2: New Chapter — Steam game cover

    Demon Hunter 2: New Chapter

    Single-player alternative to Family Mysteries: Poisonous Promises — playable solo, no multiplayer required. Shares Adventure and Casual with Family Mysteries: Poisonous Promises.

    Save the world from darkness!

    2016AdventureCasual14.99 USDDeck PlayableSingle-playerSimilar games →
  16. 16
    Demon Hunter 5: Ascendance — Steam game cover

    Demon Hunter 5: Ascendance

    Single-player alternative to Family Mysteries: Poisonous Promises — playable solo, no multiplayer required. Shares Adventure and Casual with Family Mysteries: Poisonous Promises.

    You slump into your chair after another day of investigations. Just as you start to lose yourself in the glow of the TV screen, the telephone rings. The museum curator needs your help - a tourist has gone missing. You smirk at his warning of paranormal goings-on; that's what Demon Hunters are for.

    2019AdventureCasual14.99 USDSingle-playerSimilar games →