You are downloading the KeyBox AppXBundle file v2015.1004.1828.0 for Windows Phone. KeyBox is a free and useful Productivity app: KeyBox - Password Manager, allows you to store usernames and passwords in a secure and convenient way. You can select from a preselected list of ... You can now download the offline AppXBundle file to install & try it.
Download Locations for KeyBox 2015.1004.1828.0 AppXBundle file
Note: To install it manually from an SD card, you should choose one of the server location above to get the offline KeyBox AppXBundle file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.