You are downloading the Pitch Perfect XAP file v188.8.131.52 for Windows Phone. Pitch Perfect is a free and useful Music app: Pitch Perfect -- a free digital pitch pipe for singers and musicians!Pitch Perfect is a utility app for the musically inclined. At its core, ... You can now download the offline XAP file to install & try it.
Download Locations for Pitch Perfect 184.108.40.206 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 Pitch Perfect XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.