Batman: Arkham Asylum - Demo

App ID	35020
App Type	Demo
Name	Batman: Arkham Asylum - Demo
Last Known Name	Batman: Arkham Asylum Game of the Year Edition
Developer	Rocksteady Studios
Publisher	SQUARE ENIX, Eidos Interactive
Technologies	Unreal Engine
Last Changenumber	30797071
Last Record Update	26 August 2025 – 22:57:10 UTC ()
Release Date	7 August 2009 – 20:51:00 UTC ()
Parent App	Batman: Arkham Asylum (35010)

Additional Information

This demo is excluded from Steam Family Sharing because: This content type cannot be shared

Developer	Rocksteady Studios
gamedir	Batman Arkham Asylum - Demo
icon	empty string
NoServers	Yes
primarycache	35021
state	eStateAvailable
serverbrowsername	empty string
DemoOfAppID	Batman: Arkham Asylum (35010)
InstallScript	35020_install.vdf
OnQuitDemoShellExecute	http://steam://store/35010
FreeOnDemand	Yes
Publisher	SQUARE ENIX, Eidos Interactive
Exclude from family sharing (exfgls)	6 (This content type cannot be shared)
Store Release Date	7 August 2009 – 20:51:00 UTC ()
Primary Genre	Action (1)
Store Genres	Action (1), Adventure (25)
Steam Release Date	7 August 2009 – 20:51:00 UTC ()
Is free on the store?	Yes
review_score	7
review_percentage	92
Detected Technologies (?)	Unreal Engine, Bink_Video SDK, NVIDIA_APEX SDK
restricted_countries	DE Germany
First seen on SteamDB	4 May 2013 – 21:01:17 UTC (), in changelist #133197

1 Languages	Interface	Full Audio	Subtitles
English	Yes

clienticon

clienttga

icon

small_capsule

english

header_image

english

Assets

ID	Configuration	Size	DL.
35021	batman arkham asylum demo content	2.03 GiB	0 B

Total size on disk is 2.03 GiB and total download size is 0 B.

Name	Description	Build ID	Time Updated
public		13177

Name	Value
overridescddb	1