I don't know how I missed this new ArcGIS Companion app at the UC but it's pretty handy! You can comfortably perform data management/admin tasks that were previously only available with the full desktop version of the site and painful to do from mobile devices. Very handy for the admin on the go. Now, if only I could setup new users from the app...
Top 10 things you should try in the new ArcGIS Companion mobile app
https://community.esri.com/community/arcgis-companion/blog/2018/07/08/top-5-things-an-administrator-...
