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

Duck Detective: The Secret Salami
Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Indie and 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.
- 2

The Ratline
Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Indie with Case Solved: The London Files.
A murdered priest. A secret list. Hunt Nazi fugitives across the globe in this gritty 1971 detective thriller. Analyze evidence, follow leads, and make sharp deductions before the trail goes cold. From the creators of Family, Rivals, Conspiracy, Echo Beach and Riley & Rochelle.
- 3

Strange Antiquities
Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Indie and Simulation 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!
- 4

Loco Motive
Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Indie with Case Solved: The London Files.
There's been a murder aboard the Reuss Express, and you're the suspects! Prove your innocence in this comedy 'point n' click' murder mystery - packed with twists, laughs, and larger-than-life characters!
- 5

Is This Seat Taken?
Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Indie and 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.
- 6

The Mermaid Mask
Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Casual and Indie with Case Solved: The London Files.
An impossible locked-room murder: Captain Mortuga lies dead beside an ancient cauldron aboard the world’s strangest submarine, crewed by sketchy suspects. A handcrafted point-and-click with sharp humour and tricky puzzles. Dive into the next mystery from the creators of Tangle Tower & Crow Country.
- 7

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.
- 8

Lost and Found Co.
Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Indie and Casual with Case Solved: The London Files.
Lost and Found Co. is a hidden object adventure in a cozy and immersive world. Join a cast of lively characters on their epic journey across countless magical locations. Find lost items, solve puzzles, and help a tiny dragon regain her power!
- 9

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.
- 10

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.
- 11

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.
- 12

Knight Swap
Single-player alternative to Case Solved: The London Files — playable solo, no multiplayer required. Shares Indie and 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?
- 13

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!
- 14

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.
- 15

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.
- 16

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.