You are downloading the Fil3Tr33 APPX file v18.104.22.168 for Windows Phone. Fil3Tr33 is a paid and useful Productivity app: // Turn your Windows Phone into a wireless flash drive! No special desktop app required! When you activate Fil3Tr33 share server, your ... You can now download the offline APPX file to install & try it.
Download Locations for Fil3Tr33 22.214.171.124 APPX file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline APPX File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Fil3Tr33 APPX file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.