You are downloading the Casts Classic XAP file v0.8.13.0 for Windows Phone. Casts Classic is a free and useful Music app: A beautiful podcast app that is easy to use and just works!This is the beta version of the new Podcast app ... You can now download the offline XAP file to install & try it.
Download Locations for Casts Classic 0.8.13.0 XAP file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline XAP File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Casts Classic XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.