How does this FD calculator work?

It uses the compound interest formula to estimate maturity based on deposit amount, rate, duration, and compounding frequency.

⚡ Fast • Private • Offline

Fixed Deposit Calculator

Q: Can I use this calculator offline?

Yes. The calculator runs entirely in the browser and does not send your data to a server.

Q: Which compounding frequency is best?

More frequent compounding typically yields a higher maturity amount for the same rate.

Estimate your fixed deposit maturity amount, total interest, and effective growth with flexible compounding options.

Deposit Amount Annual Interest Rate (%) Deposit Period Period Unit Compounding Frequency

Maturity Amount

₹0.00

Total Interest

₹0.00

Total Investment

₹0.00

Deposit

Interest

Calculation details

Deposit Amount	—
Interest Rate	—
Duration	—
Compounding	—

Fast calculations

Get your maturity and interest details instantly without any backend.

Private by design

All calculations happen in your browser and no data is sent to a server.

How fixed deposits work

Fixed deposits grow your money at a fixed interest rate and compound it at the chosen frequency, so the longer you stay invested, the more value you earn.

Accurate maturity estimate

See how your lump sum deposit grows with monthly, quarterly, or annual compounding.

Transparent results

Know the exact maturity value, interest earned, and total payout before you invest.

M = P × (1 + r / n)^(n × t)

Where P is principal, r is annual rate, n is compounding periods per year, and t is time in years.

Why use this FD calculator?

Compare different scenarios

Try various rates, terms, and compounding settings to choose the best deposit option.

Plan your savings

Understand your future payout quickly for better financial planning and smart decision-making.

Frequently asked questions

Can I use this calculator offline?

Yes. The calculator runs entirely in your browser and does not require an internet connection.

Which compounding frequency is best?

More frequent compounding generally leads to a slightly higher maturity amount for the same rate.

Can I calculate monthly deposits?

This tool is designed for lump-sum fixed deposits. Use the SIP calculator for recurring monthly investments.

Are results exact?

Results are estimates based on the formula and can vary slightly from a bank’s quoted maturity due to rounding and different day-count conventions.

What is this tool?

Use FD Calculator | ToolAdda to estimate fixed deposit returns and maturity values quickly in your browser without installing anything.

How to use

Enter the deposit amount, annual rate, and investment duration.
Choose the compounding frequency you want to simulate.
Tap Calculate to see your maturity amount and interest earned.

Benefits

Fast and private by default.
Works on desktop and mobile.
No account or backend needed.