Inflation Calculator
See how inflation erodes the purchasing power of your money over time. Calculate the future cost of today's expenses.
Educational estimate. Calculator results are for planning and information only, not financial, tax, medical, legal, or engineering advice. Verify important decisions with official sources or a qualified professional.
Inflation Calculator
Calculate the future value of money
📐 Formula & Method
Future Value Formula
Where FV is future value, PV is present value, r is inflation rate, and n is number of years.
📋 How to Use
-
1
Enter the amount of money or cost of an item today.
-
2
Enter the expected annual inflation rate.
-
3
Enter the number of years into the future.
-
4
The calculator will show what that same amount will be worth, or what that item will cost.
The Silent Killer of Wealth: Inflation
Inflation is the rate at which the general level of prices for goods and services is rising. It means that the purchasing power of your currency is falling.
When planning for retirement or long-term goals, it is crucial to account for inflation. A corpus that looks huge today might only buy half as much in 15 years.
🔬 Methodology & Accuracy
Formula: Uses the standard mathematical formula shown in the Formula & Method section above. All computations run client-side in your browser — no data is sent to our servers.
Data sources: Tax bands, contribution limits and regulatory rates are taken from official US (IRS, SSA) and UK (HMRC, gov.uk) publications for the current tax year, and updated when bands change.
Last reviewed: May 2026 · Accuracy: Results are precise to two decimal places using IEEE-754 double-precision arithmetic. Intended for educational and planning use only.
For informational purposes only. Results are estimates based on the inputs and formulas provided. For financial, tax, medical, or legal decisions, consult a qualified professional. Rates and regulations change — always verify current figures with official sources.