Simple Calculator - Tax & GST is a versatile application designed for Android that merges robust calculator functionalities with efficient call management. It allows users to perform both basic and scientific calculations while offering specialized financial tools like SIP, EMI, GST, and salary calculators. The app ensures user privacy by requiring minimal permissions, only accessing phone state to enhance call-related features without collecting any personal data.

In addition to its calculator capabilities, the app features a call manager that provides quick actions post-call, such as sending messages or adding reminders. The inclusion of utility tools for age calculation, unit conversions, discounts, and BMI further enhances its usefulness. Simple Calculator - Tax & GST is ideal for professionals and students seeking an all-in-one solution for their calculation and call management needs.