Apple App Analytics - Apple's very own iTunes Connect App Analytics
HelpDocs - Educate your users with a super simple knowledge base that’s built for teams just like yours.
My Motiff - Allowing you to stay connected in realtime
SkipFlag - AI knowledge base that builds itself from your communication
Usage Analytics in appFigures - Track usage for your app along side downloads, ranks & more
HelpSite - HelpSite is a simple service to help your setup the perfect support centre or help site.