FD Calculator

Calculate maturity amount and interest for Fixed Deposits

Calculate maturity amount and interest for Fixed Deposits Enter your Deposit Amount, Interest Rate (% per annum), Tenure (years) to get an instant maturity amount. Formula: principal * pow(1 + rate/400, years * 4).

Max: 100

Maturity Amount

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How It Works

How It Works

This Fixed Deposit (FD) calculator estimates how much your investment will grow over time with compound interest. You enter your deposit amount, annual interest rate, and the number of years you plan to keep the money invested.

The calculator uses quarterly compounding, which means the interest is added to your deposit four times a year. Each time interest is added, the next interest calculation is based on the new, higher amount.

  • Enter the total amount you want to deposit.
  • Provide the annual interest rate offered by the bank.
  • Select the number of years you will keep the deposit.
  • Interest is compounded 4 times a year (every quarter).
  • The formula calculates the total maturity amount after all compounding.

Understanding the Results

The result shows the total maturity amount you will receive at the end of the tenure. This includes both your original deposit and the interest earned over time.

Because interest is compounded quarterly, you earn interest not only on your original amount but also on the interest already added. The longer the tenure and the higher the rate, the greater the final amount.

  • The result is the total amount you will receive at maturity.
  • It includes your original deposit plus earned interest.
  • Longer tenures generally lead to higher returns.
  • Higher interest rates increase your final amount.
  • Quarterly compounding helps your money grow faster than simple interest.

Frequently Asked Questions

What does the Fixed Deposit Calculator calculate?

This calculator estimates the maturity amount and total interest earned on your fixed deposit. It uses quarterly compounding to compute how your deposit grows over time. Simply enter your deposit amount, annual interest rate, and tenure in years to see the final value at maturity.

How is the interest calculated in this Fixed Deposit Calculator?

The calculator uses the formula: principal × (1 + rate/400)^(years × 4), which assumes interest is compounded quarterly. This means interest is added to your deposit four times a year. Quarterly compounding helps your investment grow faster compared to simple interest.

When should I use this Fixed Deposit Calculator?

Use this calculator when planning a new fixed deposit or comparing different interest rates and tenures. It helps you estimate how much your money will grow before investing. You can also use it to compare offers from different banks or financial institutions.

What is the difference between maturity amount and interest earned?

The maturity amount is the total amount you receive at the end of the tenure, including your original deposit. The interest earned is the extra amount gained over and above your initial investment. For example, if you invest $10,000 and receive $12,000 at maturity, your interest earned is $2,000.

Can I use this calculator for short-term fixed deposits?

Yes, you can use this calculator for any tenure entered in years, including short-term deposits. For example, if your FD is for 6 months, you can enter 0.5 years. The calculator will still apply quarterly compounding based on the duration you provide.

Does this calculator include taxes or penalties?

No, this calculator does not account for taxes, early withdrawal penalties, or special bank charges. It provides a gross maturity estimate based solely on the interest rate and tenure entered. For accurate post-tax returns, consult your bank or financial advisor.

Disclaimer

This financial calculator provides estimates only. Actual results may vary. Consult a qualified financial advisor for personalized guidance. Disclaimer.

Created by CalcLearn Team Reviewed for accuracy Last updated: Apr 15, 2026

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