About the FD Calculator
A fixed deposit (FD) earns a guaranteed rate for a fixed period. Most Indian banks compound FD interest quarterly. Enter your deposit, rate and tenure to see the maturity amount.
How to use the FD Calculator
- Enter the deposit amount.
- Enter the interest rate offered by your bank.
- Set the tenure in years and months.
- Choose the compounding frequency (quarterly for most banks).
Formula used
Maturity = P × (1 + r ÷ n)^(n × t), where P = deposit, r = annual rate (decimal), n = compounding periods per year and t = years.
Frequently asked questions
How is FD interest taxed?
FD interest is added to your income and taxed at your slab rate. Banks may deduct TDS above a threshold.
Do senior citizens get more?
Most banks offer senior citizens an extra 0.25%–0.50%. Enter that higher rate to see the difference.
Can I break an FD early?
Usually yes, but banks may pay a lower rate with a penalty.
Last reviewed: November 7, 2026