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Inflation & Purchasing Power Calculator

See what today's money will be worth in the future.
Future purchasing power
$55,368
Value lost
$44,632
% of today's value
55.37%

Inflation quietly erodes the purchasing power of cash. This calculator shows what a given amount of money today will be worth in real terms after a number of years at an assumed inflation rate — a reminder of why long-term savers need returns that outpace inflation.

Frequently asked questions

Why does inflation matter for investors?

Inflation reduces what each dollar can buy over time. If your investments don't grow faster than inflation, you lose purchasing power even as your nominal balance rises.

What inflation rate should I use?

Central banks often target around 2% annual inflation, but realized inflation varies. Testing a range — say 2% to 5% — shows how sensitive your future purchasing power is.

The math is easy. The macro is hard.

Yield Theory does the macro research so you can act with conviction — where capital is heading, and what to do about it. Founding price $24.99/mo.

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