Single-player games like The Restricted Index
Below are 8 single-player Steam games similar to The Restricted Index, 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 The Restricted Index page.
Ranked picks
- 1
THE FATUM
Single-player alternative to The Restricted Index — playable solo, no multiplayer required. Shares Indie and Adventure with The Restricted Index.
The Supreme Committee congratulates you on your promotion. Your task is to identify citizens infected by the unknown virus. Interrogate, inspect, pass a verdict. Test your deduction in a world of total control. Remember: the Standard above all.
- 2
Strange Antiquities
Single-player alternative to The Restricted Index — playable solo, no multiplayer required. Shares Indie and Adventure with The Restricted Index.
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!
- 3
The Operator
Single-player alternative to The Restricted Index — playable solo, no multiplayer required. Shares Indie and Adventure with The Restricted Index.
Welcome to the FDI. As our newest Operator, your role is to use your detective skills to assist our field agents and investigate mysterious crimes. Use cutting-edge FDI software to dig for clues, solve puzzles, and uncover the truth.
- 4
DAEMON MASQUERADE
Single-player alternative to The Restricted Index — playable solo, no multiplayer required. Shares Indie and Adventure with The Restricted Index.
An anime-inspired supernatural detective game. Uncover the identities and powers of your adversaries using a conspiracy board full of evidence.
- 5
The Advisor - Episode 1: Royal Pain
Single-player alternative to The Restricted Index — playable solo, no multiplayer required. Shares Adventure and Simulation with The Restricted Index.
The Advisor Series is a player-driven narrative where your choices & decisions, both in the game, and out of the game, determine how future episodes unfold. Play the role of villain protagonist Magnus the Magician, as he wreaks havoc across the land, one well-placed fireball at a time!
- 6
BROK the InvestiGator
Single-player alternative to The Restricted Index — playable solo, no multiplayer required. Shares Indie and Adventure with The Restricted Index.
An innovative adventure mixed with beat 'em up and RPG elements. In a grim world where animals have replaced mankind, what kind of detective will you be?
- 7
Silicon Dreams | cyberpunk interrogation
Single-player alternative to The Restricted Index — playable solo, no multiplayer required. Shares Indie and Adventure with The Restricted Index.
It’s 2065, and you are an interrogator-model android tasked with rooting out deviants among your own kind. You must probe for lies, monitor and exploit emotional spikes, earn the trust of your subjects, and make the final call: release, or destroy?
- 8
Strange Horticulture
Single-player alternative to The Restricted Index — playable solo, no multiplayer required. Shares Indie and Adventure with The Restricted Index.
Strange Horticulture is an occult puzzle game in which you play as the proprietor of a local plant store. Find and identify new plants, pet your cat, speak to a coven, or join a cult. Use your collection of powerful plants to influence the story and unravel Undermere’s dark mysteries.