If you're looking for a calculator app that can handle various types of calculations, andanCalc PRO by Skacofonia might be the one you need. This app offers two calculators in one: a standard calculator with basic functions and a scientific/algebraic/fraction calculator for more complex calculations. It's ideal for everyday use, office work, school, technical and scientific studies.

The standard calculator includes square root, memory, k feature, and percent calculations such as add, subtract, mark-up/mark-down, % of increase, % against. Meanwhile, the scientific/algebraic/fraction calculator offers more advanced functions such as square/cube/xth root, memory, k feature, parenthesis, exponents, pi, percent calculations, log, in, inverse log, exponential, fractions, trigonometry, statistics, and additional math functions.

andanCalc PRO also offers common features such as a back key, portrait or landscape layout, copy to clipboard feature, dark or clear background, icon widget, and multi-window for Samsung devices (where available).

Overall, andanCalc PRO is a comprehensive calculator app that can handle various types of calculations, making it a useful tool for anyone who needs a reliable calculator on their Android device.