You are downloading the Scientific Calculator XAP file v220.127.116.11 for Windows Phone. Scientific Calculator is a free and useful Productivity app: Scientific Calculator contains two calculators, scientific and programmer, which provide 57 functions. Expressions may be entered in either algebraic ... You can now download the offline XAP file to install & try it.
Download Locations for Scientific Calculator 18.104.22.168 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 Scientific Calculator XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.