? Important: Application at the top of the screen will display your mobile ad.? English support Was translated using Google translator There are many mistranslation. Please understand.? its application has been optimized for 480*800, 720*1280. Simple Calculator: arithmetic calculations Standard Calculator: arithmetic, and %, parenthesis, square, square root calculations Scientific Calculator: Trigonometric functions, squares, square roots, and other … (Valid digits: 34) Statistics calculator: On average, sum, standard deviation calculationUnit Conversion: Length, width, weight, speed, and other unit conversionsDate Calculation: Calculate the difference between two datesOther: history management, preferences, and help