CITIZEN Calculator Pro 2020 is a comprehensive calculator app for Android devices. Developed by Hind Apps, this free app is designed to offer all the basic and advanced calculation features that a user may need. The app has a generic design that resembles a real calculator, including a vibrate-on-touch feature and Casio Calculator-like numeric digits and digital fonts.

The app includes all the basic math operations, such as addition, subtraction, multiplication, and division, which are easy to use with large buttons. The clear button allows users to clear the display area, while the backspace button enables them to delete the last digit to correct a mistake. In addition, the app displays operator symbols during the calculation process.

CITIZEN Calculator Pro 2020 has additional features, including a GST or Tax calculator, Loan EMI calculator, Unit converter, Currency converter, Age calculator, and multiple calculator themes. These extra features make the app more versatile and useful for day-to-day business calculations.

Overall, CITIZEN Calculator Pro 2020 is a user-friendly and comprehensive calculator app that offers all the necessary features for basic and advanced calculations. It is a must-have app for anyone who needs to perform calculations on a regular basis.