The application allows you to transfer files from your personal computer to your phone. View media files from your local storage anytime, anywhere.
There is also the ability to view videos from Youtube, creating your own playlists.
The iOS version is completely free and does not include in-app purchases or subscriptions.
Your subscription in the tvOS version includes a free trial period that begins after you confirm your purchase with your iTunes account. At the end of the trial period, your subscription will be automatically renewed. Your iTunes account will be charged for the upcoming period unless you disable auto-renewal or cancel your subscription in your account settings at least 24 hours before the end of the current period.