RD Calculator

Recurring deposit maturity value for a fixed monthly deposit, compounded quarterly.

Savings & Investments Runs in your browser
Recurring deposit

The post office five-year RD pays 6.7%; banks typically pay 6–7.5%.

Maturity

Enter your monthly deposit

The maturity amount, the total you deposit and the interest earned appear here.

Runs entirely in your browser. Your data isn't uploaded — this page makes no network request with anything you type or upload, which you can verify in your browser's network tab. How this works.

What is the RD Calculator?

An RD calculator shows what a recurring deposit will be worth when it matures. Enter the amount you deposit every month, the interest rate and the tenure, and it shows the maturity amount, the total you will have deposited and the interest earned on top.

Banks and the post office calculate RD interest with quarterly compounding: each month’s instalment earns compound interest for the time it stays in the account, so the first instalment earns the most and the last one the least. This calculator adds up every instalment that way, so its answer matches the maturity value a bank quotes. Everything is calculated in your browser.

How to use it

  1. Enter your monthly deposit, or pick one of the quick amounts.
  2. Enter the annual interest rate.
  3. Enter the tenure in years and months.
  4. Read the maturity amount, total deposited and interest earned.

Example

₹5,000 a month in a post office RD at 6.7% for 5 years.

Deposit
Monthly deposit:  ₹5,000
Rate:             6.7% a year
Tenure:           5 years
Result
Total deposited:  ₹3,00,000
Interest earned:  ₹56,829
Maturity amount:  ₹3,56,829

Features

  • Quarterly compounding on every instalment, as banks and the post office calculate it
  • Tenure in years and months
  • Deposits versus interest at a glance
  • Works for bank RDs and the post office five-year RD
  • Nothing is uploaded — your figures stay in your browser

Frequently asked questions

How is RD maturity calculated?
Each monthly deposit P grows to P × (1 + r/4)^(4 × m/12), where r is the annual rate as a decimal and m is the number of months that deposit stays invested. The maturity amount is the sum over all instalments. ₹5,000 a month at 6.7% for five years matures at about ₹3,56,830.
What happens if I miss an instalment?
Banks and the post office usually charge a small penalty for a late instalment, and the late deposit earns interest for a shorter time. This calculator assumes every instalment is paid on time.
Is an RD better than a SIP?
An RD gives a guaranteed return and no market risk, but the interest is fully taxable and usually lower than the long-run return of an equity SIP. RDs suit short-term goals; SIPs suit goals five or more years away.
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