Patreon - Patreon enables fans to give ongoing support to their favorite creators.
iMazing - iMazing lets you transfer music, files, messages, apps and more from any iPhone, iPad, or iPod to a computer, Mac or PC. Manage and backup your iOS device simply without iTunes. (was DiskAid)
Spotify Artists - Spotify's site for artists
i-FunBox - General file management software for iPhone and other Apple products
Podfan - A membership platform for podcasts
iExplorer - iExplorer lets you easily transfer music, playlists, text messages, files and more from any iPhone, iPod, or iPad to a Mac or Windows computer and iTunes.