01
Enter your target amount
Type the PPF corpus you want to reach — for example ₹1 crore for retirement, or a smaller education goal.
PPF Goal Calculator
Work backwards from your PPF goal to the exact yearly deposit you need.
Updated Reviewed by Sajid Hussain· Editor
Try it with your numbers
Results update in real time as you type — no submit needed.
Your numbers
PPF Goal bills sellers in Indian Rupee (INR), so this calculator works in INR — not your selected US Dollar ($). Every figure below matches your real PPF Goal statement. Localised USD marketplaces are coming soon.
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Last updated
June 12, 2026
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India Savings Tool
What Is a PPF Goal Calculator?
A PPF goal calculator works backwards from a target — say ₹1 crore — to the exact yearly or monthly PPF deposit you need to get there, and tells you straight away if it fits within the ₹1.5 lakh limit.
**It answers the reverse question.** A normal PPF calculator asks "what does my deposit grow to?" This one asks "what deposit do I need to reach my goal?" — the question goal-based planners actually start with. Enter your target and tenure, and it solves for the yearly and monthly amount.
**The ₹1.5 lakh cap is built in.** PPF lets you invest at most ₹1.5 lakh a year. If your goal needs more than that in the time you set, PPF alone can't reach it. The calculator flags this, shows the most PPF can give, and tells you the shortfall to cover elsewhere.
**Time is the biggest lever.** Because PPF compounds, a longer horizon slashes the deposit you need. Reaching ₹1 crore takes about ₹1.45 lakh a year over 25 years, but is impossible inside 15 years at the cap — so the tool helps you find a tenure that works.
**It pairs with the rest of your plan.** When PPF runs out, the answer is usually to combine it with NPS or equity. This calculator shows exactly where that line is, so you know how much of a big goal PPF can safely carry.
Quick facts
- Solves for
- Required yearly / monthly deposit
- Cap-aware
- Flags goals above ₹1.5 lakh/year
- Shows
- Max PPF can give + shortfall
- Rate (FY 2025-26)
- 7.1% p.a., editable
- Tax status
- EEE — fully tax-free
- Free to use
- No sign-up needed
How It Works
Find Your Required PPF Deposit in Three Steps
02
Set the years and rate
Choose how long you'll invest and the interest rate (7.1% by default). A longer tenure lowers the deposit you need.
03
Read the deposit you need
See the required yearly and monthly investment. If it tops ₹1.5 lakh, the tool shows the shortfall and what PPF can give.
Steps to use the PPF Goal Calculator: Enter your target amount, Set the years and rate, Read the deposit you need.
The Formula
How the Required Deposit Is Worked Out
01
Required yearly deposit
Required = Target ÷ [(1 + r × t) × ((1 + r)^n − 1) ÷ r]
This inverts the PPF maturity formula. r is the annual rate (e.g. 0.071), n the tenure in years, and t the timing factor — 1 for a yearly lump by 5 April, about 0.54 for monthly deposits.
Example: Target ₹1 crore, r = 7.1%, n = 25 → about ₹1.45 lakh a year
02
Monthly equivalent
Required monthly = Required yearly ÷ 12
If you deposit monthly, the yearly amount is simply split across 12 months. PPF still credits interest yearly, so the monthly figure is a little higher than a single April lump would need.
Example: ₹1.45 lakh ÷ 12 ≈ ₹12,100 a month
03
Cap check
Reachable only if Required ≤ ₹1.5 lakh a year
PPF caps deposits at ₹1.5 lakh a year. If the required amount is higher, the goal is out of reach in PPF alone; the calculator shows the maximum PPF can give and the shortfall.
Example: ₹1 crore in 15 years needs ₹3.7 lakh/year → over the cap
Worked Example
Step-by-Step Walkthrough (₹1 crore in 25 years)
Currency note: the example below uses a benchmark scenario priced in Indian Rupee (INR). Values are converted to US Dollar (USD) at the latest exchange rate so you can compare against your own numbers.
Scenario
Someone targeting a $10,000,000.00 PPF corpus in 25 years at 7.1%.
1
Step 1 · Solve for the deposit
Working backwards from $10,000,000.00 over 25 years at 7.1%, the yearly deposit needed comes out below the ₹1.5 lakh limit — so it is reachable.
Required = $145,518.00/year
2
Step 2 · Monthly equivalent
Split across 12 months, that is the amount to set aside each month.
About $12,126.00/month
3
Step 3 · What builds the corpus
Over 25 years you deposit $3,637,946.00; the rest of the $10,000,000.00 is tax-free compound interest.
Interest funds $6,362,054.00
The takeaway
Reaching ₹1 crore in PPF takes about $145,518.00 a year for 25 years — and nearly two-thirds of the corpus ($6,362,054.00) is tax-free interest, not your own money. Try 15 years and the required deposit jumps above the ₹1.5 lakh cap, which is why the horizon matters more than anything.
Longer is easier
Yearly PPF Deposit Needed by Target and Tenure (7.1%)
| Metric | Poor | Average | Good | Excellent |
|---|---|---|---|---|
₹25 lakh goal Calcrux projection · 7.1% | 15 yrs → ₹92,200/yr | 20 yrs → ₹56,300/yr | 25 yrs → ₹36,400/yr | 30 yrs → ₹24,300/yr |
₹50 lakh goal Calcrux projection · 7.1% | 15 yrs → over ₹1.5L cap | 20 yrs → ₹1.13L/yr | 25 yrs → ₹72,800/yr | 30 yrs → ₹48,500/yr |
₹1 crore goal Calcrux projection · 7.1% | 15 yrs → over ₹1.5L cap | 20 yrs → over ₹1.5L cap | 25 yrs → ₹1.46L/yr | 30 yrs → ₹97,100/yr |
Comparison
Calcrux vs Groww vs ClearTax
| Feature | Calcrux (Free) | Groww | ClearTax |
|---|---|---|---|
| Solves for required deposit | |||
| Flags goals above the ₹1.5L cap | |||
| Shows shortfall + years-at-cap | |||
| Yearly vs monthly required amount | |||
| Tax-free (EEE) corpus modelled | |||
| Free, no sign-up required |
Common Mistakes
PPF Goal Planning Mistakes
Ignoring the ₹1.5 lakh cap
Why it matters
People plan a big goal in PPF without realising deposits are capped at ₹1.5 lakh a year. The goal is simply unreachable in the time set, and they find out too late.
Fix
This calculator flags the moment the required deposit crosses ₹1.5 lakh, and shows the most PPF can give in that time.
Setting too short a tenure
Why it matters
A 15-year horizon makes most large goals impossible at the cap. The same goal is easily reached over 25 years, because compounding has more time.
Fix
Use the years slider — the tool recalculates the required deposit instantly, so you can find a tenure that fits under the cap.
Expecting PPF alone to do everything
Why it matters
PPF is safe and tax-free but capped. Relying on it alone for a crore-plus goal leaves a big shortfall that only shows up near retirement.
Fix
When the calculator shows a shortfall, cover it with NPS or equity. PPF works best as the secure core, not the whole plan.
Using an optimistic rate
Why it matters
PPF rates are revised quarterly and have trended down over the years. Planning at 8%+ understates the deposit you actually need.
Fix
Keep the rate at the current 7.1% (or lower) so your required deposit isn't under-estimated.
Forgetting to deposit early in the year
Why it matters
Interest is calculated on the balance from the 5th of the month. Depositing late costs interest, so the required amount quietly rises.
Fix
Plan to deposit by 5 April each year — the calculator's yearly option assumes this best-case timing.
Pro Tips
Reach Your PPF Goal Faster
Stretch the tenure
Every extra 5-year block sharply cuts the yearly deposit you need. Extending PPF is often easier than finding more money each year.
Max the ₹1.5 lakh first
Use the full PPF limit before adding other products — it is the safest tax-free return you can get on that money.
Cover the gap with NPS
When the goal needs more than ₹1.5 lakh a year, route the extra to NPS for growth and an additional ₹50,000 tax break.
Deposit by 5 April
A lump sum at the start of the financial year earns a full year of interest, lowering the deposit the goal needs.
Revisit when rates change
PPF rates move quarterly. Re-run the goal at the new rate so your required deposit stays accurate.
Who Uses This
Who Uses This PPF Goal Calculator
The PPF Goal Calculator works across every stage of the workflow.
Aspiring PPF crorepatis
Someone chasing a ₹1 crore tax-free corpus checks the yearly deposit and tenure that actually gets there.
Parents saving for education
A parent works backwards from a ₹40 lakh college fund to the monthly PPF deposit needed by the child's 18th birthday.
Retirement planners
A saver tests whether PPF alone can build their target retirement corpus, or where it falls short of the ₹1.5 lakh cap.
Goal-based investors
Someone splitting savings across products finds the largest goal PPF can safely carry before adding NPS or equity.
Anyone comparing horizons
A planner compares 15, 20 and 25-year tenures to see how much the required yearly deposit drops with time.
Glossary
Key Terms
Every important term you'll encounter in this calculator and the broader topic.
- Required Yearly Investment
- The fixed amount you must deposit each year to reach your target maturity — the headline answer of a goal calculator.
- Target Maturity Amount
- The PPF corpus you want at the end of the tenure, such as ₹1 crore. The calculator solves the deposit needed to reach it.
- ₹1.5 Lakh Cap
- The maximum you can deposit in a PPF account in a financial year. Goals needing more than this can't be met by PPF alone.
- Shortfall
- The amount your goal exceeds what PPF can give at the ₹1.5 lakh cap for your tenure — the gap to fund with another product.
- EEE (Exempt-Exempt-Exempt)
- A tax status where the deposit, interest, and maturity are all tax-free. PPF is EEE, so the whole corpus you target is tax-free.
- Tenure
- The number of years you invest. PPF runs a minimum of 15 years and extends in 5-year blocks, with a longer tenure easing the deposit needed.
Help & answers
Frequently asked questions
Everything you need to know about how the PPF Goal Calculator works.
01What is a PPF goal calculator?
A PPF goal calculator works backwards from a target maturity amount to the yearly deposit you need. You enter the corpus you want, the tenure and the rate; it returns the required yearly and monthly investment — and flags if it exceeds the ₹1.5 lakh PPF limit.
02How much should I invest in PPF to get ₹1 crore?
About ₹1.45 lakh a year at 7.1% reaches ₹1 crore in 25 years. In 15 years it is impossible in PPF alone — you would need ₹3.7 lakh a year, well above the ₹1.5 lakh limit, so you must extend the tenure or add another investment.
03How is the required PPF investment calculated?
Required yearly deposit = target ÷ [(1 + rate × timing) × ((1+rate)^years − 1) ÷ rate]. It inverts the PPF maturity formula, where the timing factor is 1 for a yearly lump and about 0.54 for monthly deposits. The monthly figure is the yearly amount ÷ 12.
04What is the maximum PPF can give?
At the full ₹1.5 lakh a year, PPF builds about ₹40.7 lakh in 15 years, ₹66.6 lakh in 20, and just over ₹1 crore in 25 years (at 7.1%). If your goal is higher within that time, PPF alone can't reach it — the calculator shows the shortfall.
05What if the required amount is more than ₹1.5 lakh?
Then PPF alone can't hit your goal in that time. You have two options: extend the tenure (the calculator shows how many years at the cap would reach it), or keep PPF at ₹1.5 lakh and cover the shortfall with NPS, equity funds or an FD.
06Does a longer tenure reduce the yearly investment needed?
Yes, sharply. Reaching ₹50 lakh needs over ₹1.5 lakh a year in 15 years, ₹1.13 lakh in 20 years, but only ₹72,800 in 25 years. Because PPF compounds, every extra 5-year block cuts the required deposit a lot.
07Should I deposit yearly or monthly to reach my goal?
A single lump sum by 5 April earns a full year of interest, so you need slightly less than depositing monthly. The calculator adjusts the required amount for whichever frequency you pick, so the figure is accurate either way.
08Is the PPF goal calculator accurate?
Yes — it inverts the exact PPF compounding maths used in our PPF calculator, including the ₹1.5 lakh cap and the yearly-versus-monthly timing. Future PPF rates are set quarterly by the government, so treat long-horizon figures as a well-grounded estimate.
09Is PPF enough on its own for retirement?
Often not, because of the ₹1.5 lakh yearly cap. PPF is excellent as the safe, tax-free core, but large goals usually need it paired with NPS (market-linked, extra ₹50,000 deduction) or equity funds. This calculator shows exactly where PPF runs out.
10I already have a PPF balance — does it lower the deposit?
Yes. Your existing PPF keeps compounding on its own, so you only fund the gap above it. Enter it under Current PPF Balance and the required deposit drops. If the balance alone grows past your goal, the calculator shows you are already on track.
11Can I set the goal in today's money?
Yes. Set the goal basis to "today's money" and the calculator inflates your target to its future cost before solving. For example, ₹50 lakh today at 6% inflation becomes about ₹1.2 crore in 15 years — and the required deposit funds that figure.
12Is this calculator free?
Yes — it is free, needs no sign-up, and runs in your browser. It uses the FY 2025-26 PPF rate of 7.1% and the ₹1.5 lakh annual limit, and you can change the rate and tenure to model your own plan.
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