YesGraph - Boost viral growth by recommending who users should invite
Widgeridoo - Custom and pre-made widgets for iOS and macOS
NewsWhip - Chrome extension that checks how viral your content is
Glimpse - Discover trends before they're trending
Widget Web - Widget Web is a handy application that allows you to view the content of web pages in a widget on your iOS device’s home screen.
SoundCloud - Enjoy music & follow favourite artists