Free Online Calculator

Annuity Payout Calculator

Find the regular income a lump sum can provide, or how long it will last.

Last updated: Free, no sign-up Private — runs in your browser

Quick answer: income from a lump sum

₹50,00,000 earning 7% a year and paid out monthly over 20 years provides ₹38,764.95 a month.

Overview of the Annuity Payout Calculator

An annuity payout turns a lump sum into a stream of equal payments over a fixed period. Enter the lump sum, the expected return, the number of years and the payment frequency to see the payment. A second tool does the reverse: given a regular withdrawal, how long will the money last?

The payout uses the present-value-of-an-annuity formula in reverse. Higher returns and longer periods change the answer sharply — check cautious assumptions. To build the lump sum first, use the Annuity Calculator; see the Retirement Calculator for a full plan.

How We Calculate

The calculator applies the standard financial formulas step by step.

  1. Convert the annual return to a rate per payout period and the years to a number of payouts.
  2. Payout = lump sum × rate ÷ (1 − (1 + rate)^−payouts), divided by (1 + rate) if payments are at the start of each period.
  3. Total received = payout × number of payouts; the difference from the lump sum is interest.
  4. To see how long money lasts, step the balance forward: grow it by one month's interest, subtract the withdrawal, and count months to zero.
payout = PV × r ÷ (1 − (1 + r)^−n)
Worked example — annuity payout calculator
ItemValue
Lump sum₹50,00,000.00
Payout per period₹38,764.95
Number of payouts240
Total received₹93,03,587.23
Of which interest₹43,03,587.23
Payout per year₹4,65,179.36
Monthly payout from ₹50,00,000
CaseMonthly payout
20 years at 6%₹35,821.55
20 years at 7%₹38,764.95
20 years at 8%₹41,822.00
15 years at 7%₹44,941.41
30 years at 7%₹33,265.12

Annuity Payout Calculator — Frequently Asked Questions

How do I calculate annuity payments from a lump sum?

Use PV × r ÷ (1 − (1 + r)^−n) with the rate per period and the number of payments.

How long will my money last with monthly withdrawals?

Use the second calculator: enter the lump sum, the return and the monthly withdrawal.

What if the return covers the withdrawal?

Then the balance never runs out. The calculator tells you the money will last indefinitely.

What is the difference between payments at the start and the end of a period?

Start-of-period payments (annuity due) are slightly smaller because the money is paid out earlier.

Is this the same as a purchased annuity?

Not exactly. An insurance annuity's payout also depends on your age, mortality and the insurer's pricing. This tool models a fixed-return withdrawal plan.

What return should I assume?

Use a cautious, realistic rate for the investment you will hold. Higher assumed returns can overstate the payout.

How is the annuity payout calculator calculated?

It uses the standard formula: payout = PV × r ÷ (1 − (1 + r)^−n) The full method and a worked example are shown on this page.

Is this financial advice?

No. The calculator gives estimates for planning and learning. Real offers vary by lender, product and date, so confirm the details with your bank, lender or a qualified adviser before deciding.

Can I use another currency?

Yes. The maths is identical in any currency; only the currency symbol shown in the results differs.

Is my data stored?

No. Everything is calculated in your browser and nothing you enter is uploaded or saved.

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