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SWP Calculator � Systematic Withdrawal Plan Income & Corpus Longevity

Calculate how long your retirement corpus lasts with monthly SWP withdrawals.

✓ Formula verified: January 2026For informational purposes only
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SWP Calculator

Results update instantly as you type

Enter Values

%
years
Corpus Lasts
Yes
↑ Gain
Total Withdrawn₹1.80Cr
Corpus After Period₹14.22Cr
Months Corpus Lasted600 months (50.0 years)
Withdrawal Chart Data[{"year":1,"balance":10207498.77},{"year":2,"balance":10432219.83},{"year":3,"balance":10675592.63},{"year":4,"balance":10939165.25},{"year":5,"balance":11224614.27},{"year":6,"balance":11533755.42},{"year":7,"balance":11868555.13},{"year":8,"balance":12231143.05},{"year":9,"balance":12623825.59},{"year":10,"balance":13049100.59},{"year":11,"balance":13509673.2},{"year":12,"balance":14008473.11},{"year":13,"balance":14548673.17},{"year":14,"balance":15133709.56},{"year":15,"balance":15767303.69},{"year":16,"balance":16453485.82},{"year":17,"balance":17196620.73},{"year":18,"balance":18001435.47},{"year":19,"balance":18873049.43},{"year":20,"balance":19817006.93},{"year":21,"balance":20839312.43},{"year":22,"balance":21946468.78},{"year":23,"balance":23145518.56},{"year":24,"balance":24444088.89},{"year":25,"balance":25850439.91},{"year":26,"balance":27373517.37},{"year":27,"balance":29023009.51},{"year":28,"balance":30809408.69},{"year":29,"balance":32744078.11},{"year":30,"balance":34839324.14},{"year":31,"balance":37108474.56},{"year":32,"balance":39565963.35},{"year":33,"balance":42227422.49},{"year":34,"balance":45109781.43},{"year":35,"balance":48231374.74},{"year":36,"balance":51612058.76},{"year":37,"balance":55273337.88},{"year":38,"balance":59238501.36},{"year":39,"balance":63532771.46},{"year":40,"balance":68183463.86},{"year":41,"balance":73220161.43},{"year":42,"balance":78674902.41},{"year":43,"balance":84582384.21},{"year":44,"balance":90980184.08},{"year":45,"balance":97908998.19},{"year":46,"balance":105412900.45},{"year":47,"balance":113539622.9},{"year":48,"balance":122340859.3},{"year":49,"balance":131872593.99},{"year":50,"balance":142195457.95}]
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The Formula

Balance = Balance × (1 + r/12) − Withdrawal

SWP calculates how long your corpus lasts by simulating monthly withdrawals while the remaining balance continues to earn returns.

Variable Definitions

P

Initial Corpus

Total investment amount at the start of withdrawals

r

Monthly Rate

Annual return rate divided by 12

W

Monthly Withdrawal

Amount withdrawn every month

How to Use This Calculator

  1. 1

    Enter your total investment corpus.

  2. 2

    Enter your expected annual return rate.

  3. 3

    Enter the monthly withdrawal amount you need.

  4. 4

    Enter the period (in years) you need the corpus to last.

  5. 5

    Check if your corpus lasts the full period.

Common Applications

  • Plan retirement withdrawals to ensure corpus lasts throughout retirement
  • Calculate sustainable monthly income from investment corpus
  • Compare different withdrawal strategies and their impact on corpus longevity

Understanding the Concept

A Systematic Withdrawal Plan (SWP) allows you to withdraw a fixed amount from your investment corpus at regular intervals while the remaining balance continues to earn returns. SWPs are commonly used by retirees to generate a steady income stream from their retirement corpus.

Frequently Asked Questions

Sources & References

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