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Dementium II

Dementium II

The original Dementium II, restored by the team who made it. William Redmoor wakes with fresh staples in his skull inside an asylum for the criminally insane, where the walls peel back to reveal something worse. Fight, solve and survive the cult DS horror classic, now on PC.

Released Oct 20, 2026 Developer Atooi Platforms Windows FPSShooterActionAction-Adventure3D
View on Steam ↗ $14.99 (US · as of 2026-10-22)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-10-22 · quoted reviews as of 2026-10-21.

97.0%positive100 reviews
Recommended · 48 found this helpful

“phenomenal work on properly unearthing a cult classic off of a platform it was glued to for nearly 20 years. getting it for free for owning the hell that was the "HD Remaster" is like an early christmas present.”

— a player, Steam review · 1 hrs played
Recommended · 32 found this helpful

“Thanks for the free upgrade! THIS is how you make long term fans by not screwing over the people who supported you originally! Game is fun and unique too and i will now be buying the remaster of the first game ASAP simply because of this gesture, take notes future remaster teams.”

— a player, Steam review · 1 hrs played
Recommended · 17 found this helpful

“First off, thank you so much for giving owners of the HD version a free copy. I had noticed this was releasing a few days ago and had considered buying it on release. Imagine my shock when tells me it's ready to install. Happy to know I didn't suffer with that version for…”

— a player, Steam review · 1 hrs played
Read more reviews ↗

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-10-22.

37achievements
21.3%median completion
3.6%rarest: OK, that was tough!
89.6% of players 82.6% of players 82.1% of players 76.5% of players 63.7% of players 61.9% of players 56.8% of players 56.7% of players 56.3% of players 46.5% of players 46.4% of players 46.3% of players 40.0% of players 30.2% of players 27.1% of players 26.7% of players 25.7% of players 25.5% of players 21.3% of players 18.1% of players 17.9% of players 15.4% of players 15.1% of players 13.2% of players 12.1% of players 11.8% of players 11.0% of players 10.5% of players 10.4% of players 10.3% of players 9.3% of players 9.2% of players 9.1% of players 8.3% of players 6.4% of players 4.6% of players 3.6% of players 89.6% 0% most earned rarest
Almost everyone has
89.6%Postcard from paradise! — Collect first postcard
82.6%This will be handy! — Collect the shank
82.1%And stay down! — Defeat first chestmaw
Rarest badges of honor
3.6%OK, that was tough! — Roll the credits on Demented difficulty
4.6%That stung a bit! — Roll the credits on Hard difficulty or higher
6.4%Fully loaded! — Collect all weapons

Price tracking

US-region pricing (USD), sampled twice daily by our own tracker since 2026-10-21. Steam prices vary by region — always confirm your local price on Steam.

$14.99current · sampled 2026-10-22 11:56 UTC
$14.99lowest since tracking began2026-10-21
US14.99 USD
EU15.49 EUR
UK13.75 GBP
Australia20.95 AUD
Canada17.99 CAD
Japan1,900 JPY
Brazil53.49 BRL
China59.00 CNY

Regional prices at last sample, in local currency — Steam sets each region's price independently.

China≈$8.8 Brazil Japan Canada Australia US EU UK≈$18

Cheapest → most expensive, converted to USD at ECB reference rates (2026-10-22). Relative comparison only.

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Oct 22, 2026
Update Notes for Oct. 22

1.0.2 Improved death sequence Added melee crosshairs Added head bob option Fixed booting some low spec GPUs Fixed sticky filing cabinet collision in early hospital room

Oct 21, 2026
Untitled

version 1.0.1 Fix: flamethrower attack Fix: ammo 255 wraparound Fix: gamepad camera invert Fix: equipped weapons unavailable after dying Fix: wacky window size on extra monitors in the meantime: cloud

Oct 21, 2026
Build Update!

Crash bug fixed Instances of rogue/floating geometry in numerous maps have been fixed Muzzleflash from firearms now impacts the lighting around the player as it did in Dementium: The Ward Incorrect te

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-10-21.

GenresAction, Adventure, Indie
Player tagsFPS · Shooter · Action · Action-Adventure · 3D · Adventure · First-Person · Horror · Psychological Horror · Controller · Realistic · Zombies (Steam store community voting)
FeaturesSingle-player · Steam Achievements · Full controller support · Custom Volume Controls · Adjustable Difficulty · Playable without Timed Input · Stereo Sound · Steam Cloud
LanguagesEnglish * *
ControllerFull support
Achievements37
Official sitehttps://www.atooi.com/
Minimum system requirements (PC)

Minimum: Requires a 64-bit processor and operating system OS: Windows 10 (or later) Processor: Intel or AMD Dual Core at 2 GHz or better Memory: 4 GB RAM Graphics: Intel Graphics 4400 or better DirectX: Version 12 Storage: 800 MB available space