Free Tool
Free Inflation Calculator — Purchasing Power Over Time
Enter an amount, time period, and expected inflation rate to estimate how much purchasing power your money will lose over the years.
Tool workspace
Run the tool below, then copy or reuse the cleaned output in your spreadsheet or finance workflow.
- See how inflation reduces what your money can buy over time.
- Higher inflation rates and longer periods mean greater purchasing power loss.
- Use this for long-term financial planning.
Output
Future purchasing power: $55,839.48
Purchasing power lost: $44,160.52
Value erosion: 44.2%
Input stays in your browser. No upload is required for these free tools.