HTC Sync is a desktop software available from HTC which allows you to manage and view content on your HTC device, as well as transfer between devices, back, restore, and sync.
Download HTC Sync desktop software from www.htc.com/us/software/htc-sync-manager.
To learn how to use HTC Sync to maange, transfer, back up, and restore content to your phone, download and read the HTC Sync Manager User Guide attached below. Also see: HTC Sync Manager Overview | HTC United States.
You can move content from your iPhone to your HTC device:
If you encounter any problems with HTC Sync software, download and read the HTC Sync Manager User Guide attached below. For further help, contact HTC for support.