Financial Calculators - EMI & Income Tax Calculator find all the financial calculators in one place. Whether it is about future financial goals or upcoming taxes. This app can help you calculate all these in just one click. Find out what will be the returns from all of your investments easily. This is the best business calculator app on the market. EMI Calculator is a simple loan calculation tool that helps a user to quickly calculate EMI and view payment schedule. Use this app to calculate your EMI, plan your loan repayment in an effective way.