SWP calculator: Plan your systematic withdrawals

Use our free Systematic Withdrawal Plan (SWP) calculator to estimate your regular retirement income and track your final remaining investment balance instantly.

Last updated: May 2026

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Systematic withdrawals have become a core retirement strategy in India, with mutual fund assets under management for retirees scaling dramatically over the last decade. Systematic Withdrawal Plans (SWPs) act as a regular pension. You decide the payout size and the balance compounds in the market.

The challenging part is choosing a withdrawal rate that matches your expected returns. If you pull out too much capital early, the corpus depletes too fast. This calculator estimates how long your savings will last at different withdrawal sizes.

How can an online SWP calculator help you?

Lumpsum retirement money sitting in a bank account gets eroded by inflation, but setting up a mutual fund withdrawal requires precise mathematics.

Here is what this calculator does for you.

  • ✓Determine a safe monthly withdrawal rate.
  • ✓Calculate exactly how much total money you will withdraw over your chosen tenure.
  • ✓Forecast the final remaining balance of your investment corpus after all withdrawals are completed.
  • ✓Completely free to use with zero logins or registration steps.

This SWP calculator removes all the guesswork. If you want to plan systematic withdrawals from your retirement corpus (mutual funds, balanced funds, or debt funds). Just enter the investment amount, monthly payout, rate, and tenure above.

How to use this SWP calculator

Four inputs: total investment amount, monthly withdrawal amount, expected return rate, and tenure in years. Put those in and the final balance shows up instantly. No account needed.

The formula to calculate systematic withdrawals

The calculation represents reverse compounding where the remaining balance grows while you pull out money.

Reverse Compounding Formula
M = P × (1 + i)n − [W × ((1 + i)n − 1) / i]
VariableWhat it means
MMaturity amount: your final remaining corpus balance
PPrincipal: the initial investment corpus
WMonthly withdrawal amount
iMonthly return rate = annual expected rate divided by 12 divided by 100
nTotal withdrawals = tenure in years multiplied by 12

This calculator uses the same formula. Put in your numbers above and the result appears right away.

Factors affecting your systematic withdrawals

Three things decide your final corpus. Change any one and the number moves. Adjust the values in the calculator above to see this in real time.

Initial investment corpus

The larger the starting capital, the longer the money lasts. A larger corpus creates a bigger base that continues to earn returns while withdrawals are occurring.

Monthly withdrawal amount

This acts as the primary exhaust. Keeping withdrawals below the monthly returns generated preserves the core principal. Going above that rate slowly depletes the base.

Expected rate of return

Return rates determine how fast the remaining corpus grows. A 2% difference in annual returns changes your final corpus by several lakhs over 15 years. Here is how a Rs. 10,00,000 retirement corpus fares with Rs. 6,000 monthly withdrawals.

Expected rateMonthly payoutTotal corpus (15 yrs)
8.0%Rs. 6,000Rs. 11.23 lakh
10.0%Rs. 6,000Rs. 17.65 lakh
12.0%Rs. 6,000Rs. 27.60 lakh
15.0%Rs. 6,000Rs. 51.52 lakh

Mutual fund returns are not fixed. They move with the market. A 12% return in the calculator is an assumption, not a guarantee. Actual returns vary year to year depending on the fund and market conditions.

Frequently asked questions

A mutual fund facility that pays a regular cash flow. You invest a lumpsum corpus and choose a fixed amount to withdraw at set intervals. While you receive these payouts monthly or quarterly, the remaining balance stays invested to earn returns. It is popular among retirees who want a steady pension.
Control and consistency. Mutual fund dividends are entirely at the discretion of the fund house and payouts fluctuate with market movements. With systematic withdrawals, you choose the exact monthly amount you receive. Payouts remain consistent regardless of short-term market changes.
SWP is the reverse of SIP. A SIP builds your corpus slowly by investing fixed monthly amounts. An SWP does the opposite by paying you a fixed monthly amount from a pre-existing bulk corpus. You use SIP to compound your savings, and SWP to spend them.
Yes, it can. If the monthly withdrawal amount is pulling out more than the fund is earning, the corpus shrinks with every payout. Take a fund earning 8% a year with a 12% annual withdrawal rate. The math does not work and the account drains over time. How fast depends on the gap between the two numbers.
Not much if you are staying invested for 10 years or more. Redeeming units regularly across different market conditions means your selling price averages out over time. A bad month does not hit you the way it would if you had pulled everything out at once. It works like rupee cost averaging but in reverse.
The calculator assumes a fixed return rate. In the real world, mutual fund values shift daily based on equity and debt market performance. Your actual corpus will fluctuate, and returns are never guaranteed at a flat percentage.
Taxation on systematic withdrawals is highly efficient. When you withdraw via SWP, you redeem mutual fund units. You only pay capital gains tax on the gain portion of the redeemed units, not the full principal. Equity gains up to Rs. 1.25 lakh per year are tax-free.
Mutual funds are market-linked, so there is no guaranteed safety. Some months the fund value goes up, some months it drops. Equity funds tend to grow faster over long periods but the ride is bumpy. Debt and hybrid funds are steadier. The right fit depends on corpus size, how much is being withdrawn, and the time horizon.
Returns are calculated using CAGR, which reflects annual compounding. The calculator runs the compounding formula monthly, matching the frequency of your withdrawals. This mimics how the actual mutual fund units are redeemed and priced.

Want to see how you can live off your investments? Read the example below!

Worked example

Say you invest Rs. 1,00,00,000 in a balanced mutual fund and set up an SWP to withdraw Rs. 60,000 every month at an expected return of 10% for 20 years. Here is what the calculator gives you.

OutputValue
Total invested AmountRs. 1.00 crore
Total withdrawalsRs. 1.44 crore
Final corpus ValueRs. 1.67 crore

Because your expected annual return (10%) is higher than the annual withdrawal rate (7.2%), both total wealth is withdrawn and the final corpus grew, creating a self-sustaining income source.

What if you keep the same corpus but withdraw for different durations?

PlanDurationInvestedTotal withdrawalsFinal corpus
Base10 yearsRs. 1.00 croreRs. 72.00 lakhRs. 1.25 crore
Extended15 yearsRs. 1.00 croreRs. 1.08 croreRs. 1.43 crore

An extra five years of systematic withdrawals allows the compounding base to expand further. Scroll back up to the inputs to run your own comparison.

Advantages of using this calculator

  • Always free.
  • Fast and accurate. Instantly resolve complex reverse-compounding math.
  • Try different withdrawal sizes to see how safe your payouts are over decades.
  • Compares initial investment, total payouts, and remaining balance side by side.

You can also explore other calculators on CalculationMadeSimple. The SIP Calculator helps with regular monthly wealth building, and the Lumpsum Calculator estimates bulk returns. All free. Use the input fields above to check your SWP numbers now.

Important note

SWP calculators give you a fixed-rate projection. Mutual fund returns are market-linked, so the value will move when the markets fluctuate over the life of the investment. The numbers here are for planning, not prediction. For current applicable rates, check the AMFI website or your fund house rates page directly.

Try other calculators

If you found this useful, these might help too.

SIP Calculatorestimate returns on a monthly investment
Lumpsum Calculatorcalculate returns on a one-time investment
EPF Calculatorproject your provident fund retirement corpus