You are downloading the Attendance Assist XAP file v18.104.22.168 for Windows Phone. Attendance Assist is a free and useful Education app: Track the attendance of your subjects using this application. The app checks for shortage of subjects which are displayed in a clean and simple UI. ... You can now download the offline XAP file to install & try it.
Download Locations for Attendance Assist 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 Attendance Assist XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.