Inflation calculator

Find out how inflation changes prices over time: the future cost of something you buy today, or today’s value of money you’ll receive later.

Updated Future cost and present valueRuns in your browser
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Cost after 10 years–
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India’s retail (CPI) inflation has averaged roughly 5–6% over the long run. Education and healthcare costs often rise faster.

Quick answer

How does inflation affect the value of money?

Inflation means prices rise every year, so the same money buys less. At 6% inflation, something that costs ₹1 lakh today will cost about ₹1.79 lakh in 10 years, and prices double roughly every 12 years. That’s why long-term savings need to earn more than inflation.

  • Future cost = cost today × (1 + inflation)years
  • Value today = future amount ÷ (1 + inflation)years
  • RBI target: 4% CPI inflation, within a 2–6% band

How should I plan for inflation?

Inflate every long-term goal before you plan for it. A ₹20 lakh college fund needed in 15 years at 8% education inflation means saving for about ₹63 lakh. Then use the SIP calculator to find the monthly investment.

How does the inflation calculator work?

Choose what you want to know, then enter an amount, any inflation rate from 0.5% to 20% and the number of years.

  • Future cost: what something that costs ₹1,00,000 today will cost later. At 6% for 10 years, that is about ₹1,79,085.
  • Value today: what a future amount is worth in today’s money. ₹10 lakh received in 15 years, at 6% inflation, buys about as much as ₹4,17,265 does today.

The rate you pick matters a lot. Over 10 years, ₹1,00,000 of spending grows to about ₹1,48,024 at 4% inflation, ₹1,79,085 at 6% and ₹2,15,892 at 8%. Education and healthcare costs often rise faster than general prices, so use a higher rate for those goals.

How does inflation raise your cost of living?

Inflation compounds, so your household budget grows faster than it seems year to year. If you spend ₹50,000 a month today, here is what the same lifestyle would cost at 6% inflation:

Years from nowMonthly cost of living
10₹89,542
20₹1,60,357
30₹2,87,175

This is why a retirement plan built on today’s expenses falls short. Inflate your expenses to the year you retire, then plan your corpus around that figure. It is also why savings need to earn more than inflation: a return equal to inflation only keeps your purchasing power where it is.

Tip: Prices double in about 72 ÷ inflation rate years. At 6%, that is roughly 12 years.

Frequently asked questions

How do I calculate the future cost with inflation?

Future cost = today’s cost × (1 + inflation rate)^years. Something that costs ₹1 lakh today will cost about ₹1,79,085 in 10 years at 6% inflation.

What will ₹1 crore be worth in 20 years?

At 6% inflation, ₹1 crore received 20 years from now will buy only about as much as ₹31 lakh does today.

What is the inflation rate in India?

India’s retail (CPI) inflation has averaged roughly 5–6% a year over the long term, with the RBI targeting 4% within a 2–6% band. Use 6% for cautious long-term planning, and higher for education and healthcare.

How fast do prices double?

Divide 72 by the inflation rate. At 6% inflation, prices double in about 12 years.

What does “purchasing power lost” mean?

It is the share of buying power that inflation takes away over the period. At 6% inflation for 10 years it is 44.2%, so ₹1 lakh then buys what about ₹55,839 buys today.

How much will ₹50,000 of monthly expenses cost in 25 years?

At 6% inflation, ₹50,000 of monthly spending today will cost about ₹2,14,594 a month in 25 years. Use the inflated figure when you plan retirement income.

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Every formula is built from official rules, covered by automated tests and checked against worked examples before it goes live. Last reviewed .

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