Get experience with your day to day life useful calculators. This app includes various powerful calculators like: 1. GST calculator - To calculate GST on your invoices - It has options to select GST percentages like : 5%, 12%, 18%, 28%, and options to Add or Remove GST from your amount. 2. Loan calculator - To calculate loan amount, total interest, total payment from your monthly EMI, loan period and Rate of Interest 3. EMI calculator - To calculate monthly EMI, total interest, total payment from your loan amount, loan period and Rate of Interest 4. Age calculator - To calculate your age in Years, Months, Weeks, Days, Hours, Minutes, Seconds along with your next birthday date