PPF calculator

See how your Public Provident Fund grows over 15 years at the current rate. Deposits, interest and maturity are all tax-free.

  • Indian rules
  • By the Gleexa team
  • Rates for October–December 2026
  • Last reviewed
  • Based on 2 sources
  • Private: nothing you type is stored
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The Public Provident Fund is a 15-year government savings scheme with a guaranteed rate and tax-free returns. It's one of the safest long-term options for Indian residents. This calculator shows your PPF maturity amount year by year.

PPF rules at a glance

RuleDetails
Interest rate7.1% a year (October – December 2026), set every quarter
Deposit₹500 to ₹1.5 lakh a year
Lock-in15 years; can be extended in 5-year blocks
TaxDeposits qualify for 80C (old regime); interest and maturity are tax-free
WithdrawalPartial withdrawals from the 7th year
LoanFrom the 3rd to the 6th year

How PPF interest is calculated

Interest is worked out every month on the lowest balance between the 5th and the end of the month, and credited once a year on 31 March. Deposit before the 5th, ideally by 5 April for the full year, to earn interest on it from that month.

Balance at year end ≈ (opening balance + deposit) × (1 + rate)repeated for 15 years when you deposit at the start of each year

Worked example

Example: ₹1.5 lakh at the start of every year for 15 years at 7.1%

Total deposited: ₹22.5 lakh.

Maturity value: about ₹40.68 lakh, of which ₹18.18 lakh is tax-free interest.

Extending for another 5 years with deposits would take it to roughly ₹66 lakh. The rate can change every quarter, so treat long projections as estimates.

How to use this calculator

  1. Enter your yearly deposit, up to ₹1,50,000.
  2. Keep the current rate or change it.
  3. Choose 15 years or more if you plan to extend.

FAQs

What is the PPF interest rate now?

7.1% for October–December 2026. The government reviews it every quarter.

Can I extend PPF after 15 years?

Yes, in blocks of 5 years, with or without new deposits.

Sources

Results are estimates for resident individuals under 60 and aren't tax, legal or financial advice. For your own return, check with a chartered accountant. Spotted a mistake? Tell us.

PPF Calculator 2026: 7.1% Interest, Maturity Value | Gleexa