Bank Fixed Deposit (FD) Calculator
Calculate interest returns and maturity values on bank fixed deposits.
Bank FD Projections
Your fixed return breakdown:
Principal
The starting amount locked in the FD.
Interest Gained
The quarterly compounded interest paid by the bank.
Maturity Value
The total cash returned at the end of the lock-in period.
How is it calculated?
A = P \times (1 + \frac{r}{n})^{n \times t}Where A is maturity amount, P is principal, r is annual rate, n is compounding frequency, and t is years.
Worked Examples
₹1 Lakh FD at 6.5%
Investing ₹100,000 principal at 6.5% interest compounded quarterly for 5 years yields ₹138,042 at maturity.
A Deep Dive into Bank Bank FD (FD)
Why Bank FDs are Still the Safest Choice
A Fixed Deposit, or FD, is a secure financial instrument offered by banks and financial institutions where you lock in a specific sum of money for a set period at a guaranteed interest rate. FDs remain incredibly popular because they offer absolute safety, predictable returns, and complete insulation from stock market volatility.
The interest rate on an FD is locked the day you open it and stays the same throughout the tenure, regardless of any central bank rate cuts. It is a great anchor for conservative financial planning.
How to Compare and Optimize FDs With Our Calculator
Our Bank FD Tool helps you figure out your exact maturity value. Just enter your deposit amount, the interest rate offered by the bank, the tenure in years or months, and the compounding frequency.
Most banks compound interest quarterly, but some offer monthly or annual compounding. By inputting these options, you can see the precise interest you'll earn, making it easy to compare offers across different banks.
The Math Behind FD Compounding
Fixed deposit interest is calculated using the standard compound interest formula:
A = P * (1 + r / n)^(n * t)
In this formula, 'A' is the final maturity amount, 'P' is the principal deposit, 'r' is the annual nominal interest rate (expressed as a decimal), 'n' is the compounding frequency per year (n = 4 for quarterly, n = 12 for monthly), and 't' is the tenure in years.
For example, if you deposit ₹1,00,000 at a 7% interest rate compounded quarterly (n = 4) for 5 years (t = 5), the calculation is: A = 100,000 * (1 + 0.07/4)^(4*5) = ₹1,41,478. The interest earned is ₹41,478. If it were simple interest, you would have earned only ₹35,000, showing the compounding benefit.
Tax Saving FDs vs. Regular FDs
Regular FDs have tenures ranging from 7 days to 10 years and can be withdrawn prematurely with a small penalty. In contrast, Tax-Saving FDs have a mandatory lock-in period of 5 years.
Investments in Tax-Saving FDs qualify for tax deductions up to ₹1.5 Lakhs per year under Section 80C of the Income Tax Act. However, remember that the interest earned on both regular and tax-saving FDs is fully taxable according to your income tax slab.
Frequently Asked Questions
What is TDS on Fixed Deposits, and how can I avoid it?
Can I withdraw my Fixed Deposit before maturity?
Is my money in a bank fixed deposit insured?
Results are estimates and should not be considered financial advice.