AI: The Somnium Files

Steam Deck PlayableLinux & Deck: Platinum
Open in Steam
Open this Steam page in…
No Steam app on this device? We'll notice and open the page in your browser instead. You can change this anytime at the bottom of any page.
+ Add to listCompare

Key stats

Players now
#5,170
23
▲ 9.5%vs 24h ago · updates every minute
Review score
91% positive
Very Positive8,933 reviews
Owners (est.)200K–500K
24h peak
39
Highest seen997
Sep 20197.2 years ago
Price on Steam
$19.99
Lowest ever $19.99 Oct 2026
RisingSteadyFalling
Players +9.5% in the last 24 hoursUpdated 15:28 UTC · tracking since 2019-09-01

Concurrent players

Last 7 days

Players onlineSteam sale started

Media & details

Screenshots, achievements, specs and price history from Steam.

Loading from Steam…

Where to buy

Steam prices for United States (change the country in the top bar), and Steam keys from authorized stores.

Steam Official
Prices update every 6 hours
$19.99
Buy on Steam
Open this Steam page in…
No Steam app on this device? We'll notice and open the page in your browser instead. You can change this anytime at the bottom of any page.

Other authorized stores

Checking other stores…

Editions and bundles on Steam

Loading from Steam…

Reviews

91% positive of 8,933 · Very Positive · Live from Steam

Loading reviews from Steam…

    Steam Deck

    Loading from Steam…

    Patches & builds

    Loading from Steam…

    History

    Loading from Steam…

    Trading cards

    Loading from Steam…

    Store info

    Play as detective Kaname Date on the case of an elusive serial killer in this thrilling, sci-fi murder mystery.

    Developer
    Spike Chunsoft Co., Ltd.
    Publisher
    Spike Chunsoft Co., Ltd.
    Release date
    Sep 18, 2019
    Install size
    20 GB minimum
    Platforms
    Windows
    Genres
    Adventure
    Steam app ID
    948740