The "Interest Calculator" app is an easy-to-use tool that helps you calculate the interest on your investments, loans or savings accounts. The app offers a range of features that make it simple and quick to use, even for those with limited financial knowledge.

To use the app, simply input the principal amount, interest rate, and time period for your loan, investment or savings account. The app will then calculate the total interest earned or paid over the period, as well as the total amount that you will owe or have at the end of the term.

The "Interest Calculator" app is also designed with a user-friendly interface that makes it easy to navigate and input your data.

Overall, the "Interest Calculator" app is an essential tool for anyone who wants to better understand their investments, loans or savings accounts. Whether you're a seasoned investor or a beginner, this app can help you make more informed financial decisions and maximize your returns.