You are downloading the Kauna AppX file v18.104.22.168 for Windows Phone. Kauna is a free and useful Music app: Kauna is a music visualizer. Kauna renders any sound reproduction in system. It can also capture audio from a microphone.There are different ... You can now download the offline AppX file to install & try it.
Download Locations for Kauna 22.214.171.124 AppX file
Note: To install it manually from an SD card, you should choose one of the server location above to get the offline Kauna AppX file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.