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Finance

FD Calculator

Estimate your fixed deposit's maturity value — enter the principal, rate, term, and compounding frequency.

Maturity value

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Enter the details above

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Key features

  • Supports quarterly, monthly, annual, semi-annual, and daily compounding
  • Standard compound interest formula used by banks for fixed deposits
  • Multi-currency support (USD, INR, EUR)
  • Shows maturity value and interest earned separately

Why use this fd calculator

  • Compare FD offers from different banks using identical math
  • See how compounding frequency affects your actual return
  • Plan your investment horizon around a specific maturity target

A worked example

A ₹5,00,000 fixed deposit at 7% for 3 years, compounded quarterly, matures to approximately ₹6,16,780 — about ₹1,16,780 in interest earned. Change the compounding to annual instead of quarterly at the same rate and term, and the maturity value drops slightly to around ₹6,12,522 — a real difference of nearly ₹4,000, purely from how often interest compounds.

Why FD maturity isn't just principal plus a flat interest rate

Because FD interest compounds rather than accruing as simple interest, the actual return is always somewhat higher than a naive "principal × rate × years" calculation — and the size of that gap grows with the compounding frequency and the length of the term. Comparing FDs by headline rate alone, without checking the compounding frequency, can understate or overstate the real return.

Frequently asked questions

How is FD maturity value calculated?

Fixed deposits use the standard compound interest formula: A = P(1 + r/n)^(nt). Most banks compound quarterly by default, which is why that's the pre-selected option above — check your bank's specific terms, since some compound monthly or annually instead.

Is FD interest taxable?

In most jurisdictions, yes — FD interest is generally added to your taxable income and taxed at your applicable slab rate. This calculator shows the gross maturity value before any tax is deducted.

What happens if I break my FD early?

Most banks charge a penalty (often 0.5–1% off the applicable rate) for premature withdrawal. This calculator assumes the FD runs its full term without early withdrawal.