FD Calculator
Calculate maturity amount and interest earned on your Fixed Deposit investment.
How is FD Maturity Calculated?
Fixed deposit maturity amount is calculated using compound interest:
- A = Maturity amount
- P = Principal deposit amount
- r = Annual interest rate (in decimal)
- n = Number of times interest is compounded per year (typically 4 for quarterly)
- t = Tenure in years
For example, use this calculator to estimate maturity amount based on your deposit, tenure, and prevailing interest rate.
Interest rates are subject to change as per bank/NBFC policies. Interest earned on FDs is taxable as per your income tax slab. TDS is applicable on interest exceeding ₹40,000 per year. © 2026 RupeeLens. All rights reserved.
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