Start from the film label’s own page
The ARTHAUS site describes a mixture of classics, independent cinema, auteur films, selected series and documentaries. This is an editorial catalogue, not simply a generic category containing every film described elsewhere as arthouse. Search the current selection for the particular work and edition before choosing access.
The similar CNMA name identifies another service
CNMA Arthouse’s terms name LEONINE and its own website. Those facts distinguish it from ARTHAUS+ even though both curate cinema outside mainstream categories. A receipt, app publisher and official catalogue link are more reliable identity checks than the broad word arthouse or a similar-looking film collection.
Marketplace routes are the documented current offer
The owner’s ARTHAUS+ page names Prime Video Channels and Apple TV Channels. Confirm the actual channel subscription in the route you use rather than assuming an unrelated standalone application is required. An Apple device, an Amazon account or another subscription from either company does not by itself establish that this added catalogue has been purchased.
Check the film and route together
The owner describes a changing curated programme, so a historical recommendation cannot guarantee an item remains included. Inspect the title and actual account offer before paying. Device controls, billing and parental settings should be checked in the relevant marketplace’s current help, without transferring instructions from CNMA Arthouse or promising UK access from a German catalogue label.
Questions, answered
Should Apple and Prime versions be counted as separate independent ARTHAUS platforms?
They are documented distribution routes for the named ARTHAUS+ offer.
Does an Arthouse CNMA account prove ARTHAUS+ access?
No. The retrieved material identifies distinct services and operators.