CopyTrans Manager - CopyTrans Manager: The free iTunes alternative to manage iPhone, iPad and iPod without iTunes. CopyTrans Manager allows you to quickly drag and drop music and videos from PC directly to your iPhone, iPod or iPad.
ApowerManager - ApowerManager is a versatile PC tool allowing you to manage, transfer, and backup all the data on your Android and Apple devices with clicks.
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)
i-FunBox - General file management software for iPhone and other Apple products
Apple Configurator 2 - Access resources, contact options and learn about mass configuration and iOS deployment options for your institution's devices with Apple Configurator.
SharePod - Add and remove music, videos, playlists and artwork on your iPod.