You are downloading the JustWatch XAP file v18.104.22.168 for Windows Phone. JustWatch is a free and useful Health & Fitness app: This simple smart app helps as a personal tool for you to track your body weight. Just record your personal data at the first time launch of the app. ... You can now download the offline XAP file to install & try it.
Download Locations for JustWatch 22.214.171.124 XAP file
Note: To install it manually from an SD card, you should choose one of the server location above to get the offline JustWatch XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.