Best Investigation Games on Steam
Unlike generic lists, our strategy game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated investigation games. For those who prefer not to search, check out lists of the most played, top deals and best free to play Investigation games on Steam.
Filters & Lists
Escape Simulator 2
Sequel to the best-selling escape room game, brings a fresh take on first-person puzzles with a variety of new rooms to explore solo or with friends. Solve intricate puzzles, uncover hidden secrets, or craft your own escape rooms with Room Editor 2.0.
Species: Unknown
Species: Unknown is a 1 to 4 players co-op survival horror. Complete high-risk missions aboard an abandoned ship while being hunted by an unknown creature. Survive and upgrade your gear to face each new threat that lurks in the dark.
Project Unknown
An online co-op horror game featuring unique playable characters and RPG mechanics. Exorcise ghosts using your special abilities and tools while surviving the supernatural onslaught
Strange Antiquities
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!
The Lightkeeper
Alone on a remote island, you're tasked with keeping a lighthouse. But the horrific events that claimed the lives of previous keepers still whisper through the air. Each day, the line between reality and delusion fades and something in the dark is waiting for the last keeper
Stellar Code
Mysterious phenomena from space. A researcher's fatal accident. Cryptic codes engraved on an unknown material. Together with your brilliant sister-in-law, you must unravel a mystery that could determine the fate of Earth. A sci-fi mystery visual novel of discovery and suspense.
BACKROOMS: APPREHENSION
A terrifying multiplayer horror experience with social deduction elements. Trapped in the Backrooms, up to 12 players must try to work together to survive and expose the shapeshifting Skin Stealer hiding among them before it’s too late. Who will you trust?
Whisper Mountain Outbreak
Escape room meets co-op survival horror. The year is 1998, and an ancient curse has been unleashed, trapping everyone on Mount Bisik. Alone or with up to 4 players, you must explore, find clues, figure out a way to escape...and survive the horror.
No Sleep For Kaname Date - From AI: THE SOMNIUM FILES
Iris has been abducted by aliens?! Finding herself on board a mysterious UFO and tasked with completing a bizarre escape game, Iris knows there's one person who she can always count on for help: Kaname Date, Psyncer!
Digger: Galactic Treasures
Digger: Galactic Treasures is a space adventure where you drill into asteroids to uncover rare resources and hidden treasures. Explore the galaxy, upgrade your gear, and discover the secrets of the universe!
魔法少女ノ魔女裁判
Thirteen girls awaken, only to find themselves in a prison. What awaits them: a Witch Trial. Help them prepare for the trial by exploring the prison in order to find the witch hidden amongst them. Find the witch, learn what kind of magic she holds, dispel the lies, and prepare for the execution.
The Drifter
A Pulp Adventure Thriller - A murdered drifter awakens. Alive again, seconds before his death. Hunted and haunted, help him untangle a mad web of conspiracy in this fast-paced point 'n click thrill-ride.
Back to the Dawn
Back to the Dawn is a story-rich RPG set in a high-security prison ruled by factions and buried secrets. Investigate two conspiracies from the inside, gather evidence, and outsmart a system designed to silence you. Make friends (or foes) with fellow inmates and with their help, break out of prison.
Dread Flats
This is a first-person Chinese horror game, players will go to a murder building, uncover the truth of the murder, find the missing people..
Parcel Simulator
Inspect and process parcels and packages in this parcel inspection simulator! Receive and sort deliveries, examine labels for mistakes, and automate to maximise warehouse efficiency. Upgrade and expand your warehouse to build your parcel empire!
RAIDOU Remastered: The Mystery of the Soulless Army
The story of apprentice detective and Devil Summoner extraordinaire Raidou Kuzunoha XIV returns in this remastered classic! Call upon your demons to solve supernatural mysteries and dispose of enemies.
Kindergarten 3
Kindergarten 3 is the long awaited threequel to the Kindergarten series! Explore a new school with old and new friends...and new ways to get ruthlessly murdered.
PEAK
PEAK is a co-op climbing game where the slightest mistake can spell your doom. Either solo or as a group of lost nature scouts, your only hope of rescue from a mysterious island is to scale the mountain at its center. Do you have what it takes to reach the PEAK?
Ertugrul of Ulukayin
Become a medieval warrior in this action-adventure game. Discover traditional myths and fight for your tribe. Mount your horse, sharpen your weapons and explore an ancient semi-open world.
Parallel Experiment
Two detectives, one deadly experiment, a race against time. Each player only has one half of the puzzle. In this 2-player co-op puzzle game you can survive the parallel experiment only by working together.
Lunar Eclipse
Explore dark locations, solve puzzles, and uncover a gripping story. Fight or evade bloodthirsty zombies using wit and agility. Immerse yourself in a tense adventure with a charming blonde heroine in a chilling, atmospheric world.
Duck Detective: The Ghost of Glamping
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!
Kathy Rain 2: Soothsayer
In this point-and-click urban thriller, down-and-out private eye Kathy Rain will embark on her most dangerous case yet — the pursuit of the notorious serial killer known as the Soothsayer. Find clues, gather evidence, connect the dots, and confront the murderer before the hunter becomes the hunted…