Step 1. Connect both devices to computer and run the software.
The iTransfer will automatically detect both of the iOS devices and show the Libraries of the iPad and iPhone. Click the name of iPad and choose a library of iPad in left sidebar.
Step 2. Select Files to Transfer.
Check the square checkbox beside Name to select all files, and click the transfer button. Or hold Ctrl/Shift key to select certain files, and right-click the selected files and choose Transfer to > iPhone.
Step 3. Set transfer options and start transferring.
The dialog of transfer settings pops up after the transfer button is clicked. Check Transfer to List in the dialog and choose iPhone as a target. Then click Transfer Now to start transferring files from iPad to iPhone.