Calculator widget 10 themes app for android description: Calculator widget 10 motifs free lockscreen widget features(android - 2) history stores the last 30 results resizeable widget (android - 1 and later) changing fonts size setting precision the expressioncalculator widget used to : subtraction addition multiplication division parenthesis division percentage square root log logarithm mod remainder of division ln natural logarithm is the logarithm to the base e power sin cos tan memory copy paste you can copy and paste for example from sms parenthesis vibration pi constant e constantinterface : 10 motifs (holo dark and light purple green standard black transparent blue transparent grey transparent white sky blue) history (stores the last 30 results) changing fonts size setting precision the expression actions in the history menu (delete copy equation copy expression copy result) lockscreen widget (android - 2) resizeable widget (android - 1 and later) option show extra bar (fn mr m+ ) option show subscripts option show superscripts (it shows the current result) option vibrationnote if the calculator no longer responds to the buttons remove the widget from the homescreen and put it again into homescreen.
This is a homescreen widget thus it is not meant for install on sd card according to google android.
It is a widget!
It is not shown in your application launcher.