.ITPC File Extension
File TypeiTunes Podcast Link File
File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.
What is an ITPC file?
Link file used by iTunes, a music shopping, management, and playback application; contains link information for subscribing to a podcast; used for sharing podcast subscriptions over the Internet.
Podcasts are more often subscribed to using RSS feeds or by accessing a link online that uses the "itpc://" protocol.