PPF (Public Provident Fund) Calculator
Estimate PPF maturity, tax-free interest & 80C benefit for India.
Use this free PPF calculator to project annual deposits, interest accrual, and long-term corpus growth at the government-notified rate. Review maturity value, Section 80C benefit, and the effect of extension years.
Set your plan
Enter investment details to get started.
Investment parameters
Mode
Advanced mode adds extensions, deposit timing, annual increase, inflation, and existing balance.
Investment Details
PPF enjoys EEE tax status — deposits qualify under Section 80C (up to ₹1,50,000), interest is tax-free, and the maturity amount is fully exempt.
Results summary
Estimated maturity amount
₹40,68,209
≈ 40.68 L
Investing ₹1,50,000 per year at 7.1% interest for 15 years, the PPF account could grow to about ₹40,68,209.
Total invested
₹22,50,000
≈ 22.50 L
Interest earned
₹18,18,209
≈ 18.18 L
Total tenure
15 years
Section 80C benefit
₹1,50,000/yr
≈ 1.50 L
Interest rate
7.1%
Deposit timing
Start of year
Account Growth
Year-wise breakdown
Contribution and interest schedule
Review the annual contributions, interest earned, and balance growth over the full account life.
| Year | Contribution | Interest | Total invested | Balance |
|---|---|---|---|---|
| 1 | ₹1,50,000 | ₹10,650 | ₹1,50,000 | ₹1,60,650 |
| 2 | ₹1,50,000 | ₹22,056 | ₹3,00,000 | ₹3,32,706 |
| 3 | ₹1,50,000 | ₹34,272 | ₹4,50,000 | ₹5,16,978 |
| 4 | ₹1,50,000 | ₹47,355 | ₹6,00,000 | ₹7,14,334 |
| 5 | ₹1,50,000 | ₹61,368 | ₹7,50,000 | ₹9,25,701 |
| 6 | ₹1,50,000 | ₹76,375 | ₹9,00,000 | ₹11,52,076 |
| 7 | ₹1,50,000 | ₹92,447 | ₹10,50,000 | ₹13,94,524 |
| 8 | ₹1,50,000 | ₹1,09,661 | ₹12,00,000 | ₹16,54,185 |
| 9 | ₹1,50,000 | ₹1,28,097 | ₹13,50,000 | ₹19,32,282 |
| 10 | ₹1,50,000 | ₹1,47,842 | ₹15,00,000 | ₹22,30,124 |
| 11 | ₹1,50,000 | ₹1,68,989 | ₹16,50,000 | ₹25,49,113 |
| 12 | ₹1,50,000 | ₹1,91,637 | ₹18,00,000 | ₹28,90,750 |
| 13 | ₹1,50,000 | ₹2,15,893 | ₹19,50,000 | ₹32,56,643 |
| 14 | ₹1,50,000 | ₹2,41,872 | ₹21,00,000 | ₹36,48,515 |
| 15 | ₹1,50,000 | ₹2,69,695 | ₹22,50,000 | ₹40,68,209 |
Overview
What is a PPF Calculator? How It Works in India
A PPF calculator estimates how annual contributions to the Public Provident Fund can grow over the standard 15-year term and 5-year extension blocks. It is useful for Indian investors seeking EEE (exempt-exempt-exempt) tax treatment, guaranteed returns (currently 7.1% per annum), and Section 80C benefits.
Key Features of This Calculator
Projects PPF maturity across 15 years and extensions.
Shows total contribution, interest earned, and maturity amount.
Supports existing account balance inputs.
Useful for tax-saving and long-term debt allocation planning.
How it works
PPF Maturity Formula Explained for India
PPF interest is credited annually, so the balance is compounded year by year. Deposit timing, account age, and extension years change how many periods earn interest and how long contributions continue.
PPF Growth Formula
Year-end Balance = (Opening Balance + Annual Deposit) x (1 + Interest Rate)
Yearly contribution
P
Annual deposit
Annual rate
r
PPF interest
Years
n
Account tenure
Maturity value
FV
PPF corpus
Formula context
Review the formula flow to see how the core inputs combine into the final output.
1. Enter annual contribution details
Choose how much you intend to deposit each year and for how long you want to continue the account.
2. Apply PPF-style annual compounding
The contribution pattern and interest rate are used to estimate year-wise corpus growth through compounding.
3. Include extensions if relevant
If you continue after the initial maturity period, the calculator shows how extended contributions or continued compounding may change the outcome.
Quick guide
PPF Example: ₹1.5 Lakh/Year at 7.1% for 15 Years
If you invest the maximum ₹1.5 lakh every year at a 7.1% interest rate for 15 years, the PPF corpus can reach approximately ₹40.7 lakh — of which ₹22.5 lakh is your contribution and ₹18.2 lakh is tax-free interest.
Worked example
Yearly contribution
Rs. 1,50,000
Interest rate
7.1%
Tenure
15 years
Maturity value
Rs. 40.68 lakh
Illustrative buildup
Total contribution over 15 years = Rs. 1,50,000 x 15 = Rs. 22.50 lakh
Interest is credited every year on the running PPF balance
Maturity = compounded value of all yearly deposits over 15 years
Estimated maturity = about Rs. 40.68 lakh
PPF is best suited for long-term goals where safety and tax efficiency matter more than short-term liquidity.
Tax information
Tax information
PPF is generally treated as an exempt-exempt-exempt product in India: contributions may qualify under Section 80C, interest is exempt, and maturity is generally tax-free under current rules.
Annual contribution size and the number of years you stay invested are the key variables. Long holding periods make a meaningful difference.
Calculator education
How PPF maturity is estimated
This calculator projects the maturity value of PPF contributions using the selected annual contribution pattern and prevailing interest assumption.
1. Enter annual contribution details
Choose how much you intend to deposit each year and for how long you want to continue the account.
2. Apply PPF-style annual compounding
The contribution pattern and interest rate are used to estimate year-wise corpus growth through compounding.
3. Include extensions if relevant
If you continue after the initial maturity period, the calculator shows how extended contributions or continued compounding may change the outcome.
Tax Information
Tax information
PPF is generally treated as an exempt-exempt-exempt product in India: contributions may qualify under Section 80C, interest is exempt, and maturity is generally tax-free under current rules.
Key Drivers
What affects the estimate
Annual contribution size and the number of years you stay invested are the key variables. Long holding periods make a meaningful difference.
Planning Note
Good to know
PPF is best suited for long-term goals where safety and tax efficiency matter more than short-term liquidity.
Use cases
PPF Scenarios: Tax Saving, Retirement & Extension in India
PPF planning is most relevant for Indian investors who want safety, tax efficiency (EEE status), and a guaranteed return.
Maximum 80C Benefit: ₹1.5 Lakh/Year
Depositing the full ₹1.5 lakh annually builds a ₹40.7 lakh tax-free corpus in 15 years at 7.1%. If you're in the 30% bracket, the 80C deduction saves roughly ₹46,800/year in tax.
PPF as Retirement Debt Allocation
If your retirement plan includes 60% equity (via SIPs) and 40% debt, PPF fits the debt portion perfectly. A 25-year PPF (15 + two 5-year extensions) at ₹1.5 lakh/year can build over ₹1 crore in guaranteed, tax-free savings.
Extending a Mature PPF Account
After 15 years, you can extend in 5-year blocks with or without fresh contributions. Extending WITH contributions adds ₹7.5 lakh more deposits and another ₹12–15 lakh in tax-free interest over 5 years.
FAQ
Frequently Asked PPF Calculator How It Works in India Questions
These FAQs cover PPF limits, maturity, extension rules, tax treatment, and how to interpret annual-interest projections.
PPF is a long-term savings scheme backed by the Government of India. It offers a guaranteed, tax-free return and is one of the most popular debt-linked investment options for risk-averse investors looking to build a retirement or goal-based corpus over 15+ years.
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