Download Calculator + Widget 21 themes free on android

Calculator + WIDGET
* 21 motifs
* free
* lockscreen widget features(Android 4.2)
* history stores the last 30 results
* resizeable widget (Android 3.1 and later)
* changing fonts size
* setting precision the expression
* widget

-Added a banner ad in the settings, but widget has no ads. Please do not give bad rating due to banner ad because it is only banner ad, no icon ads and no notifications ads.
-See Pro Version of this app, it is no ads and has more features.

See Pro version (no ads, more features, less permissions): https://play.google.com/store/apps/details?id=makatea.pro.calculator.widget

IF YOU LIKE THIS APP PLEASE RATE IT WITH 5 STARS.
IT MOTIVATES US TO FURTHER IMPROVE THE APP AND WORK ON NEW INNOVATIVE FEATURES.
THANK YOU IN ADVANCE


CALCULATOR 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 constant


INTERFACE :
- 21 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 4.2)
- resizeable widget (Android 3.1 and later)
- option show extra bar (Fn, MR, M+, %)
- option show subscripts
- option show superscripts (it shows the current result)
- option vibration

Permissions Explanations:
-android.permission.INTERNET only for download and show banner ads in settings but widget on homescreen is no ads
-android.permission.ACCESS_NETWORK_STATE to check access to the internet, if device is online and user go to settings then see banner ad
-android.permission.READ_PHONE_STATE to read device id which is unique and it is required for ads
-location is needed to set special characters in calculator,
-internet history to copy and paste results from/to browser

NOTE
-If the calculator no longer responds to the buttons, remove the widget from the homescreen and put it again into homescreen.