GameAdventure

AI: The Somnium Files

82KS

Released Sep 17, 2019by Spike Chunsoft Co., Ltd.Very Positive(92% of 9.3K Steam reviews)Recent: 88% positive

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

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Lowest tracked price

PLN EUR USD GBP CAD

$19.99

at Steam

price checked Jul 27, 2026

Shop now ↗1 offer from 1 shopfrom $19.99

Price CheckHow it works

Cheaper than its typical Steam price — cheaper on only 10% of tracked days

Tracked since Jul 7, 2026.

Price stats

30-day Steam low: $3.99
Lowest tracked: $3.99Jul 7, 2026

Steam Cyberpunk Fest starts Aug 3, 2026

Similar at tracked lows

Tokyo Dark

68% matchNew tracked low

$3.02

Zero Escape: The Nonary Games

72% matchBelow typical

$29.99

AI: THE SOMNIUM FILES - nirvanA Initiative

68% matchBelow typical

$39.99

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Official stores

Official stores with direct support.

Steam

SteamSteamOfficial

updated Jul 27, 2026

$19.99

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Multipacks (3)

AI: THE SOMNIUM FILES Bundle

-10%$53.98

AI: THE SOMNIUM FILES TRIPLE PACK

-10%$89.97

Team Zero Escape Bundle

-10%$98.96

About AI: The Somnium Files

In a near-future Tokyo, detective Kaname Date is on the case of a mysterious serial killer. Date must investigate crime scenes as well as dreams on the hunt for clues. From the mind of Kotaro Uchikoshi (Zero Escape series director), with character design by the Yusuke Kozaki (NO MORE HEROES, Fire Emblem series), a thrilling neo-noir detective adventure is about to unfold.

STORY
One rainy night in November, a woman's body is found at an abandoned theme park, mounted on a merry-go-round horse. She had been stabbed repeatedly, and her left eye was gouged out.
Kaname Date of the Metropolitan Police Department arrives on the scene. He recognizes the woman. Suddenly, he hears a noise from inside the merry-go-round.
He breaks into the merry-go-round's central column to find a young girl. And in her hands, she grips a bloody ice pick...

Game details

Released

Sep 17, 2019

Developer

Spike Chunsoft Co., Ltd.

Publisher

Spike Chunsoft Co., Ltd.

Platforms

Windows

Steam Deck

Playable

Steam rating

Very Positive (92%)

Age ratings

CERO ZIGRS 18DEJUS 16STEAM_GERMANY 18

Game modes

Single-player

Languages

Audio & text: English, Japanese

Text only: Traditional Chinese

Features

Steam Achievements Steam Trading Cards DualShock Controller Support Partial Controller Support Steam Cloud Remote Play on Phone Remote Play on Tablet Family Sharing

AI: The Somnium Files price history

Lowest tracked price: $3.99 (Jul 7, 2026) · current best: $19.99.

AI: The Somnium Files player count & reviews

81% positive reviews in the last 30 days (92% all-time) · ~2 new reviews/day · 68 peak players in the last 30 days.

AI: The Somnium Files — frequently asked questions

Where can I buy AI: The Somnium Files at the cheapest price?

Right now the cheapest offer for AI: The Somnium Files is $19.99 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.

What is the lowest price AI: The Somnium Files has ever been?

The lowest price KingsPrice has tracked for AI: The Somnium Files is $3.99 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.

How many people play AI: The Somnium Files?

AI: The Somnium Files peaked at 68 concurrent players on Steam in the last 30 days (highest on Jul 19, 2026). The player chart on this page updates daily.

How can I get AI: The Somnium Files at a discount?

Create a free price alert on this page and KingsPrice will email you when AI: The Somnium Files drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.