By January 2017 Apple requests that application who make a request to server for gathering data, text, images etc is made over https. All apps that are not updated by January 2017 will be rejected or removed by Apple. Update your applications to Apple App Store.
How to update the apps?
Make sure that you are connected over https to the builder:
Click image to go to the builder:
Generate new source for your application.
Start updating your apps as soon as possible.
We also recommend to update your android applications, this is not a priority while http still is working under the apps.