IMHO.

Single-player games like Case Solved: The London Files

Below are 16 single-player Steam games similar to Case Solved: The London Files, 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 Case Solved: The London Files page.

Ranked picks

  1. 1
    UnQuollified — Steam game cover

    UnQuollified

    Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Casual with Case Solved: The London Files.

    A charming Australian point & click detective mystery about a struggling artist investigating the mysterious death of his childhood best friend. Explore the small town of Bridgegully, interrogate quirky locals, & sketch clues to expose the truth. Are you ready to solve a crime years in the making?

    IndieAdventureCasualSingle-playerSimilar games →
  2. 2
    Strange Antiquities — Steam game cover

    Strange Antiquities

    Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Simulation and Casual with Case Solved: The London Files.

    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!

    2025IndieAdventureSimulation17.99 USDDeck VerifiedSingle-playerSimilar games →
  3. 3
    A Storied Life: Tabitha — Steam game cover

    A Storied Life: Tabitha

    Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Casual with Case Solved: The London Files.

    A wholesome narrative puzzle game about the objects we leave behind and the stories they tell. Complete a loved one's damaged memoirs by exploring their home and packing away their things.

    2026IndieCasual14.99 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    Duck Detective: The Secret Salami — Steam game cover

    Duck Detective: The Secret Salami

    Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Casual with Case Solved: The London Files.

    Solving crime is no walk in the pond. You are a down-on-his-luck detective who also happens to be a duck. Use your powers of de-duck-tion to inspect evidence, fill in the blanks, and bust the case wide open! This is a short but twisty detective case.

    2024IndieAdventureCasual9.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    Duck Detective: The Ghost of Glamping — Steam game cover

    Duck Detective: The Ghost of Glamping

    Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Casual with Case Solved: The London Files.

    You are the one and only Duck Detective, a depressed and recently divorced duck who must quack the case. Inspect evidence, make de-duck-tions, and solve this no-murder mystery!

    2025IndieAdventureCasual9.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Chicken Police: Into the HIVE! — Steam game cover

    Chicken Police: Into the HIVE!

    Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Simulation and Casual with Case Solved: The London Files.

    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.

    2024AdventureSimulationCasual19.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    A Little to the Left — Steam game cover

    A Little to the Left

    Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Casual with Case Solved: The London Files.

    A Little to the Left is a cozy puzzle game that has you sort, stack, and organize household items into pleasing arrangements while you keep an eye out for a mischievous cat with an inclination for chaos. Check out this playful and intuitive puzzler with 100+ satisfying messes to tidy.

    2022IndieCasual14.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Is This Seat Taken? — Steam game cover

    Is This Seat Taken?

    Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Casual with Case Solved: The London Files.

    Is This Seat Taken? is a logic puzzle game where you play matchmaker for groups of hilariously particular people. Each character has pet peeves that make seating them a delightful challenge. Find the perfect spot for each person to unlock new levels in this cozy, silly, and relatable experience.

    2025IndieCasual9.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Zen Chess: Mate in One — Steam game cover

    Zen Chess: Mate in One

    Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Casual with Case Solved: The London Files.

    Zen Chess: Mate in One is a minimalist chess puzzle game. Solve mate-in-one problems in a beautifully designed chess board.

    2018Casual0.99 USDDeck VerifiedSingle-playerSimilar games →
  10. 10
    Unlock The King — Steam game cover

    Unlock The King

    Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Casual with Case Solved: The London Files.

    An originally designed puzzle game inspired by chess. Move the pieces and create a path to Unlock the King.

    2019StrategyCasual0.99 USDSingle-playerSimilar games →
  11. 11
    Colorgrid — Steam game cover

    Colorgrid

    Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Casual with Case Solved: The London Files.

    Colorgrid is a puzzle game about mixing colors in a Lab. Find the correct positions for your lasers and mirrors to get the right mix of colors in each material.

    2019StrategyCasual0.99 USDSingle-playerSimilar games →
  12. 12
    Knight Swap — Steam game cover

    Knight Swap

    Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Casual with Case Solved: The London Files.

    One chess piece, the mighty knight. One simple concept: exchange the knights from one colored square to another. One hundred hand-crafted levels in a beautiful minimalist set. Can you swap the knights?

    2019StrategyIndieCasual0.99 USDSingle-playerSimilar games →
  13. 13
    Chessarama — Steam game cover

    Chessarama

    Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Casual with Case Solved: The London Files.

    Chessarama is a collection of chess-inspired puzzle and strategy games that use chess pieces and their established move sets, then reimagines their goals and themes. Solve challenges, unlock collectibles, and compete against each other on the leaderboards. Welcome to Chessarama!

    2023StrategyCasual14.99 USDDeck PlayableSingle-playerSimilar games →
  14. 14
    Daylife in Japan - Pixel Art Jigsaw Puzzle — Steam game cover

    Daylife in Japan - Pixel Art Jigsaw Puzzle

    Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Casual with Case Solved: The London Files.

    Daylife in Japan is a minimalist jigsaw puzzle game with pixel art GIFs instead of images.

    2019Casual1.99 USDDeck PlayableSingle-playerSimilar games →
  15. 15
    Zen Chess: Mate in Two — Steam game cover

    Zen Chess: Mate in Two

    Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Casual with Case Solved: The London Files.

    Zen Chess: Mate in Two is a minimalist chess puzzle game. Solve mate-in-two problems in a beautifully designed chess board.

    2019StrategyCasual0.99 USDSingle-playerSimilar games →
  16. 16
    Zen Chess: Mate in Three — Steam game cover

    Zen Chess: Mate in Three

    Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Casual with Case Solved: The London Files.

    Zen Chess: Mate in Three is a minimalist chess puzzle game. Solve mate-in-three problems in a beautifully designed chess board.

    2019StrategyCasual0.99 USDSingle-playerSimilar games →