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)
doubleTwist - Music Player for the Internet of Things. Described as the iTunes for Android, doubleTwist brings you music, radio and podcasts everywhere. Free download.
i-FunBox - General file management software for iPhone and other Apple products
SyncMate - SyncMate is a Mac sync software which will sync Mac with Android, Nokia and Windows Mobile phones, iOS devices, other Macs, online accounts, etc.Android sync Mac - Devices - Free vs. Expert - SyncMate Customer Support .
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.
SyncMe - Copy, move, sync and backup your mp3, pictures and documents over WiFi, cellular VPN or wired...