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PPF Calculator

Project your Public Provident Fund maturity over 15+ years at the current rate.

Runs in your browser — files never leave your device

Maturity
₹40,68,209.22
Invested
₹22,50,000
Interest
₹18,18,209.22

How it works

The Public Provident Fund is a government-backed small-savings scheme with a 15-year term and EEE tax status — the deposit qualifies for §80C, and both the interest and the maturity amount are tax-free. This calculator projects the outcome: enter your yearly deposit, the interest rate and the number of years, and it shows the maturity corpus, the total you invested and the interest earned.

The model deposits the full amount at the start of each year and compounds annually: every year the balance becomes (previous balance + deposit) × (1 + rate ÷ 100). That mirrors an investor who deposits a lump sum each April — the most efficient pattern, since PPF interest is calculated on the lowest balance between the 5th and the end of each month, and only money deposited by the 5th earns that month’s interest.

Worked example with the defaults: ₹1,50,000 every year at 7.1% for 15 years. Year one ends at 1,50,000 × 1.071 = ₹1,60,650; repeating the deposit-then-grow step fifteen times gives a maturity of ₹40,68,209.22. You deposit ₹22,50,000 in total, so ₹18,18,209.22 — nearly 45% of the final corpus — is tax-free interest.

The 7.1% default is the rate as of recent quarters — it has held there since April 2020 (as of mid-2026) — but the government resets small-savings rates every quarter, so a 15-year projection at a fixed rate is an approximation, not a guarantee. Deposits must stay between ₹500 and ₹1.5 lakh per financial year; amounts above the cap earn no interest and no §80C benefit.

Reading the result: the account matures after 15 full financial years, after which you can extend it indefinitely in 5-year blocks — with or without fresh deposits — while it keeps compounding tax-free. Liquidity along the way is limited: loans are available from the 3rd to 6th year and partial withdrawals from the 7th year. Actual credited interest can differ slightly from this projection if you deposit late in the year or in monthly installments, so confirm figures with your bank or post office.

Frequently asked questions

What is the current PPF interest rate?
PPF pays 7.1% per annum, compounded annually, as of recent quarters — the rate has been unchanged since April 2020 (as of mid-2026). The government reviews and notifies small-savings rates every quarter, so check the latest notification before relying on a long projection.
How much can I invest, and when should I deposit?
Between ₹500 (the minimum to keep the account active) and ₹1.5 lakh per financial year, in one or more installments. Interest is computed on the lowest balance between the 5th and the last day of each month, so deposit by the 5th — ideally the full amount by 5 April — to earn interest for the whole year, which is exactly the pattern this calculator assumes.
Is PPF really tax-free?
Yes — it has EEE (exempt-exempt-exempt) status: deposits qualify for the §80C deduction up to ₹1.5 lakh under the old tax regime, the annual interest is tax-free, and the entire maturity amount is tax-free too. Under the new tax regime you lose the §80C deduction, but the interest and maturity remain tax-free.
Can I withdraw money before 15 years?
Partially, and only later in the term: one withdrawal per year is allowed from the 7th financial year, capped at 50% of the balance at the end of the 4th preceding year or the preceding year, whichever is lower. Between the 3rd and 6th years you can instead take a loan against the balance. Full premature closure is allowed only after 5 years in specific cases — serious illness, higher education or change of residency — with an interest penalty.
What happens after the account matures?
You have three choices: withdraw the full corpus tax-free, extend in 5-year blocks with fresh deposits, or extend without deposits and let the balance keep compounding. Extensions can be repeated indefinitely, which is why entering 20 or 25 years in the calculator is a realistic scenario for long-term savers.
Why might my actual PPF balance differ from this projection?
Three reasons: the rate may change over 15 years since it is reset quarterly; deposits made after April (or after the 5th of a month) earn less interest than the start-of-year lump sum modeled here; and interest is credited once a year per scheme rules. Treat the projection as a planning estimate, not a passbook prediction.
Is my data uploaded?
No — the calculation runs entirely in your browser and nothing you enter leaves your device.