Casio Calculator Pro 2020 is a versatile utility app designed for Android users, offering a range of essential mathematical functions. This application includes basic operations such as addition, subtraction, multiplication, and division, along with advanced features like a GST calculator, loan EMI calculator, unit converter, currency converter, and age calculator. The interface is user-friendly, featuring large buttons for easy navigation and a clear button for display management. Additionally, the app provides options for multiple themes, allowing users to customize their experience.

The app mimics a traditional calculator with tactile feedback, including vibrate on touch and Casio-style numeric digits. Other noteworthy features include the ability to perform percentage calculations and memory functions (M+, M-, MR). The clear backspace function allows users to correct mistakes, while operator symbols are displayed during calculations for clarity. Overall, Casio Calculator Pro 2020 serves as an effective tool for both personal and business calculations.