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Fixed Deposit (FD) Calculator
FD maturity value with quarterly, monthly or cumulative compounding, plus post-tax yield.
SavingsInputs
Results
Formula
- M = P × (1 + r/n)^(n × t)
- Interest = M − P
- Effective yield = (1 + r/n)ⁿ − 1
- Post-tax interest = Interest × (1 − slab%)
Indian banks compound cumulative FDs quarterly, so the maturity value exceeds simple interest by a widening margin as tenure grows. Interest is taxable at your slab on an accrual basis each year, and TDS applies above the threshold, so the post-tax yield — not the headline rate — is the number to compare against alternatives.
Step-by-step Calculation
- 1.Periodic rate
7.1% / 41.7750% - 2.Periods
4 × 520.00 - 3.Maturity
P × (1 + r/n)^(n·t)₹710,873 - 4.Interest
710,873 − 500,000₹210,873 - 5.Tax on interest
210,873 × 30%₹63,262
Assumptions
- • Cumulative deposit: interest is reinvested, not paid out.
- • Rate is fixed for the full tenure; no premature withdrawal.
- • Tax is applied at your marginal slab; cess is excluded.
Money Tips
- ◆Senior citizens usually get 0.5% extra — enter the enhanced rate.
- ◆Ladder deposits across tenures so some money matures every year.
- ◆Compare the post-tax yield against debt funds and small-savings schemes.
Warnings
- ▲Premature closure typically loses 0.5–1% of the contracted rate.
- ▲Deposit insurance (DICGC) covers ₹5 lakh per bank per depositor.
References & Standards
RBI deposit interest rate directionsDICGC insurance limit ₹5,00,000Section 194A TDS
Results are planning estimates generated in your browser. Nothing you enter is uploaded or stored. Verify material decisions with your lender, adviser or chartered accountant.

