Post Office FD Calculator (Note: This is a Post Office FD Calculator.)Post Office FD Calculator Principal Amount (₹): Annual Interest Rate (%): Tenure (Years): Calculate FD Maturity Details Maturity Amount: ₹ 0.00 Total Interest Earned: ₹ 0.00Repayment ScheduleYearOpening Balance (₹)Interest Earned (₹)Closing Balance (₹) Share Now