FD Calculator 🏧
Calculate Fixed Deposit maturity amount, total interest earned and year-wise breakdown. Supports all compounding frequencies used by Indian banks.
| Year | Opening Balance | Interest Earned | Closing Balance |
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How to Use the FD Calculator
About This FD Calculator
TheAshNow FD Calculator uses the standard compound interest formula used by all RBI-regulated banks in India. All calculations run in your browser — no data is uploaded or stored anywhere.
FD Maturity Formula
Fixed Deposit maturity is calculated using the compound interest formula:
Where:
M = Maturity Amount
P = Principal Amount
r = Annual Interest Rate (decimal, e.g. 7% = 0.07)
n = Compounding frequency per year (4 for quarterly)
t = Tenure in years
For Partial Months
When the tenure includes months (not a whole number of years), this calculator uses the exact formula: it first calculates compounding for whole years, then applies simple interest for the remaining months — exactly as done by most Indian banks including SBI, HDFC, ICICI and others.
Compounding Frequencies
Quarterly (4x/year): Most common. Used by SBI, HDFC Bank, ICICI Bank, Axis Bank.
Monthly (12x/year): Used by some small finance banks and corporate FDs.
Half-Yearly (2x/year): Less common. Some co-operative banks.
Annually (1x/year): Equivalent to simple interest for 1 year tenures.
TDS on FD Interest
FD interest is taxable as per your income tax slab. If your total FD interest from a bank exceeds ₹40,000 in a financial year (₹50,000 for senior citizens), the bank will deduct TDS at 10%. This calculator shows gross returns before TDS deduction.