You are downloading the Geek Card Plus XAP file v188.8.131.52 for Windows Phone. Geek Card Plus is a free and useful Books & Reference app: In some puzzle-solving circles, people go as far as to print custom "geek cards" with all kinds of codes, facts, etc. on them. Why not use the power ... You can now download the offline XAP file to install & try it.
Download Locations for Geek Card Plus 184.108.40.206 XAP file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline XAP 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 Geek Card Plus XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.