Advanced PPF Calculator 2026

Professionally compute the maturity value and compound interest of your Public Provident Fund (PPF) investment. Incorporates the latest 2026 interest rates and EEE tax benefits.

Configure Your PPF Investment

₹500₹1,50,000
5%7.1%10%
15 years15 years50 years

Your PPF Maturity Analysis

Total Amount Invested
₹22,50,000
Total Interest Earned
₹40,68,209
Final Maturity Value
₹63,18,209

Year-by-Year Growth

YearOpeningDepositInterestClosing

The PPF Calculation Formula

The maturity value of a PPF account is calculated using the compound interest formula for an annuity, where regular investments are made each year[citation:1][citation:3]. The standard formula used by financial institutions is:

M = P × [{(1 + i)^n - 1} / i]

Where:

Critical Calculation Rule: Interest is computed monthly based on the lowest balance between the 5th and last day of each month[citation:6]. Therefore, to maximize interest, deposit your contribution before the 5th day of the month. The interest for the entire year is credited on March 31st[citation:5].

Real-World PPF Investment Scenarios

Case Study 1: Maximum Tax-Saving Strategy

Scenario: A 35-year-old professional invests the maximum allowable ₹1.5 lakh annually to optimize Section 80C tax deduction.

Case Study 2: Long-Term Retirement Corpus with Extension

Scenario: A 30-year-old starts PPF for retirement and extends after the mandatory period.

Case Study 3: Parent Saving for Child's Future

Scenario: A parent opens a PPF account for a newborn with modest regular savings.

PPF Calculator FAQs

How accurate is this PPF calculator?
This calculator provides precise projections based on the standard PPF formula and current interest rates. However, actual returns may vary slightly because: 1) The government revises the PPF interest rate quarterly[citation:6], 2) Interest is calculated on the lowest balance between the 5th and month-end[citation:6], and 3) Your actual deposit dates affect monthly interest calculation. For exact figures, consult your PPF passbook.
What is the current PPF interest rate for 2026?
As of January 2026, the PPF interest rate remains at 7.1% per annum, unchanged since April 2020[citation:3]. The Government of India reviews and notifies this rate quarterly, typically aligning it with 10-year government bond yields. You should verify the latest rate on the official RBI or Ministry of Finance website before making investment decisions.
When does my PPF account mature?
A PPF account matures after 15 years from the end of the financial year in which you opened it[citation:2]. For example, if you opened your account between April 1, 2026, and March 31, 2027, it matures on April 1, 2042. You can extend the tenure in blocks of 5 years after maturity, with or without further contributions[citation:6].
What are the tax benefits of investing in PPF?
PPF enjoys EEE (Exempt-Exempt-Exempt) tax status[citation:6][citation:8]:
  1. Exempt on Investment: Contributions up to ₹1.5 lakh per year qualify for deduction under Section 80C.
  2. Exempt on Accumulation: All interest earned is completely tax-free.
  3. Exempt on Withdrawal: The entire maturity amount, including principal and interest, is tax-free.
This makes PPF one of the most tax-efficient instruments in India.
Can I withdraw money from my PPF account before maturity?
Yes, partial withdrawals are permitted from the 7th financial year onward[citation:2]. You can withdraw up to 50% of the balance that existed at the end of the 4th preceding year or the end of the preceding year, whichever is lower. Additionally, you can take a loan against your PPF balance between the 3rd and 6th financial years[citation:1].
How does PPF compare with other tax-saving options?
Unlike ELSS (Equity-Linked Savings Scheme) which has market risk, or tax-saving FDs which tax the interest, PPF offers complete safety (sovereign guarantee), tax-free returns, and long-term stability. However, it has a 15-year lock-in versus 3 years for ELSS. For aggressive investors, ELSS may offer higher potential returns, while PPF suits conservative investors seeking capital protection and predictable growth[citation:3].
What happens to my PPF after 15 years?
Upon maturity, you have three options: 1) Withdraw the entire amount tax-free, 2) Extend with continued contributions for 5+ year blocks (ideal if you haven't reached retirement), or 3) Extend without contributions while the amount continues earning interest[citation:2]. You must submit Form H to extend your account. Many investors choose extension to benefit from additional tax-free compounding.

Disclaimer: This PPF calculator provides estimates based on standard formulas and current interest rates. Actual returns may vary due to changes in government-set interest rates, deposit timing, and policy revisions. PPF is a long-term investment subject to government rules. Consult a financial advisor for personalized planning. All calculated maturity amounts are pre-tax and indicative.

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