Inflation is a general rise in prices over time. If prices rise on average, the same cash amount may buy less later unless wages or returns keep up.
Simple math Nestfigure uses
Future cost ≈ amount × (1 + average rate)^years. This is a learning model with a constant rate—not a full CPI basket.
Sample
$100.00 after 10 years at 3% → about $134.39. Open sample
Official data
For published U.S. Consumer Price Index statistics, see BLS CPI.
Related
Frequently asked questions
What is purchasing power?
Purchasing power is how much goods and services a dollar can buy. When average prices rise, the same number of dollars may buy less unless income rises too.
What is a sample future cost of $100 at 3% for 10 years?
About $134.39 under Nestfigure’s constant-rate model (34.4% total).
Related tool
Estimate purchasing power for free
Amount, average rate, years—future cost or past value.
Open inflation calculatorSources linked above include U.S. government materials (for example CFPB, FDIC, NCUA, BLS, IRS) where noted. Sample math uses only labeled Nestfigure assumptions—not bank quotes, job offers, or personalized advice. Last reviewed: August 9, 2026.