Offline Editing with ArcGIS

We are currently working on a mobile app with offline geodata editing capability. The idea, of course, is: Users collect and edit data in the field and synchronise changes back into a central database when they return to their offices. The ArcGIS platform provides all the tools to easily implement that functionality. The necessary configuration is described in this tutorial. However, if you use your own app instead of Esri’s Collector app, you have to...