You are downloading the Tuner XAP file v22.214.171.124 for Windows Phone. Tuner is a free and useful Music app: Tune your Guitar, Bass, Ukulele, Mandolin, Cello, Violin, Viola, or Banjo in seconds. This app plays perfectly tuned notes for you to match ... You can now download the offline XAP file to install & try it.
Download Locations for Tuner 126.96.36.199 XAP file
Note: To install it manually from an SD card, you should choose one of the server location above to get the offline Tuner XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.