This general-purpose calculator app looks and works like electronic calculators that you use at home or in your workplace. Apart from basic calculations such as addition, subtraction, multiplication and division, you can do so much more with this calculator. [Key features] • % key for percentage addition and subtraction • TAX+, TAX- keys for calculating VAT/ GST and sales tax • COST, SELL, MARGIN keys for calculating profit • M+, M-, MRC keys for memory functions [Additional features] • Dark theme • Calculation history • Beep or vibrate on key presses Simple, easy-to-use and reliable. Download this calculator app for free. Upgrade to premium version for ad-free experience. See the help screen for instructions on how to use the function keys. Disclaimer: This calculator app is not associated, affiliated, endorsed, or sponsored by with Casio Computer Co., Ltd.