Calculator + Widget 21 themes v8.0.0

PRO Calculator + Widget 21 themes THE KEY FEATURES: - 21 motifs - widget - 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 - no ads - percentage IF YOU LIKE THIS APP PLEASE RATE IT. IT MOTIVATES US TO FURTHER IMPROVE THE APP AND WORK ON NEW INNOVATIVE FEATURES. THANK YOU IN ADVANCE FEATURES: - 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) - ability to disable/enable extra bar (Fn, MR, M+, %) - different decimal separators - different thousand separators - 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 subscripts - option show superscripts (it shows the current result) - option vibration NOTE -If the calculator no longer responds to the buttons, remove the widget from the homescreen and put it again into your homescreen.