About PPF Calculator
Estimate Public Provident Fund (PPF) corpus with our PPF Calculator. Model yearly deposits (up to ₹1.5L/year), interest rate, and extension years—with maturity value, interest earned, and year-wise balance.
PPF Interest Formula
Use these standard formulas for accurate estimates:
PPF compounding
Interest credited annually on lowest balance between 5th–last day of month (simplified model uses yearly credit)
Maturity
15-year account; extend in blocks of 5 years
Example Calculation
Example: ₹1,50,000/year for 15 years @ 7.1%
| Component | Value |
|---|---|
| Total deposited | ₹22,50,000 |
| Maturity (approx.) | ₹40,68,000 |
| Interest earned | ₹18,18,000 |
Benefits of Using This Calculator
Instant results with standard financial formulas
Clear charts and tables for better decisions
Mobile-friendly — works on any device
100% free — no signup or data stored on servers
Built for Indian investors and taxpayers
Compare scenarios side-by-side where applicable
Frequently Asked Questions
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The Government of India revises PPF rates quarterly. Update the rate in the calculator to match the current announcement.
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Currently ₹1.5 lakh per financial year across one or more deposits.
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PPF enjoys EEE status—deposits (within 80C limit), interest, and maturity are tax-free for eligible investors.
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PPF matures in 15 years and can be extended in 5-year blocks with or without further deposits.
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