Inflation Calculator
Understand how headline CPI inflation erodes your money's purchasing power over time, and calculate how much today's living expenses will cost in 5, 10, 20, or 30 years.
Inflation Parameters
0ms Local EngineCalculates how much money you need in future to match today’s living cost.
₹50,000
₹69,828
What costs ₹50,000 today will cost ₹1,19,828 in 15 years.
The Silent Thief: How Inflation Shapes Indian Financial Planning
Master the math of headline CPI inflation, real vs nominal returns, and retirement erosion.
1. Nominal Returns vs. Real Returns
Nominal return is the headline percentage your bank or investment reports. Real return is what you actually keep after accounting for inflation:
Real Return Rate ≈ Nominal Return Rate - Inflation Rate
Fisher Equation: (1 + Real Rate) = (1 + Nominal Rate) / (1 + Inflation Rate)
For instance, if a fixed deposit pays 7.0% per annum, but your effective tax bracket is 30% (leaving 4.9% post-tax) and annual inflation is 6.0%, your real purchasing power is shrinking by -1.1% each year.
2. The 30-Year Impact of 6% Compounding Inflation
A family spending ₹50,000 per month (₹6 Lakhs/year) today will require significantly higher annual income in future decades to maintain an identical lifestyle:
| Timeline | Future Monthly Cost | Future Annual Living Expense | Cost Multiplier |
|---|---|---|---|
| Today | ₹50,000 | ₹6,00,000 | 1.0x |
| In 10 Years (at 6%) | ₹89,542 | ₹10,74,509 | 1.79x |
| In 20 Years (at 6%) | ₹1,60,357 | ₹19,24,281 | 3.21x |
| In 30 Years (at 6%) | ₹2,87,175 | ₹34,46,094 | 5.74x |
Frequently Asked Questions on Inflation
Learn how inflation erodes cash and how to calculate future living requirements.
What is the average inflation rate in India?
What is the difference between Future Cost and Purchasing Power modes?
What is the formula for calculating inflation impact?
What is the Rule of 70 in inflation?
How do I protect my savings from inflation?
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