Game Free to play App 1725660

Opus Castle

Messier Games · published by QUByte Interactive · released Nov 9, 2021

Opus Castle it's a 3D horror, adventure and mysterious game with a narrative based on the real tragic history of the little castle on Apa Street, located in the city of São Paulo, Brazil.

Steam store Contact developer Follow Data updated 20h ago

Price

Free

US store

Reviews

60%

90 · Mixed

Playing now

sampled 14h ago

24h peak

all-time seen 0

Followers

—

Steam community hub

Owners (est.)

~2.7K

1.4K – 4.3K

Revenue (est.)

—

gross, lifetime · how

Product info

from Steam's PICS · read 3d ago

Change number: 40,567,886
Public build: 18,679,366 · May 30, 2025 (1y ago)
Operating systems: windows
Architecture: 64-bit
Install size: 13 GB · 12 GB download
Install folder: Opus Castle
Controller support: Partial
Metacritic: —
Homepage: messier.com.br/home/opuscastle/
Release state: released
Community: hub · stats

Steam Deck

Unknown

No Deck test results published.

Branches · 1

every build Steam serves for this app

Branch	Build	Updated	Description
public	18,679,366	May 30, 2025 · 1y ago

Build history

every build id we have seen on a branch (history starts with our first read)

Build	Branch	Released	First seen
18,679,366	public	May 30, 2025 21:31	3d ago

Depots · 8

content of the public branch

Depot	OS	DLC / shared	Size	Download	Manifest
1725661	all		7.9 GB	7.7 GB	4167678507987914538
1793470	windows	DLC Opus Castle - Chapter 2	521 MB	519 MB	8393702665711202969
3320990	windows	DLC Opus Castle - Chapter 3	654 MB	644 MB	8614741027052903065
3654290	windows	DLC Opus Castle - Chapter 4	370 MB	369 MB	7193807745499466387
3654300	windows	DLC Opus Castle - Chapter 5	404 MB	401 MB	6486456885311296887
3654310	windows	DLC Opus Castle - Chapter 6	3.0 GB	2.9 GB	8977089645274632300
228988	windows	shared from #228980	—	—
228990	windows	shared from #228980	—	—