You are downloading the Piano Tap AppXBundle file v2014.1105.1751.3340 for Windows Phone. Piano Tap is a free and fun Music game: Tap your way through songs as quickly as you can by only touching the black tiles as they scroll past. Sounds easy enough, ... You can now download the offline AppXBundle file to install & try it.
Download Locations for Piano Tap 2014.1105.1751.3340 AppXBundle file
Note: To install it manually from an SD card, you should choose one of the server location above to get the offline Piano Tap AppXBundle file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.