The ARTE apps support:
iOS: 14.0 and higher (IPhone 6S (2015) or iPad Air 2(2014) or more recent
The iOS apps can be found in the App Store.
Android: 6.0 and above (Samasing Galaxy S6 (2015) or Samsung Galaxy Tab S ( 2014) or more recent
The Android apps are available through the Google Play Store, the Huawei App Gallery (soon also in the Samsung App Store) and the Amazon App Store (only ARTE and ARTE Radio).