CB
Finance tool
Inflation Calculator
Estimate how rising prices change the buying power of money over time.
Fast outputSimple calculator, clear answer.
Mobile readyEasy to use on phone or desktop.
Related next stepsJump to nearby tools after.
Use the inflation calculator
Estimate how rising prices change the buying power of money over time.
Original amount of money
Average annual inflation rate
How many years to project
Enter your values to see the result.
Inflation Calculator formula
Future cost = current amount × (1 + inflation rate)^years
What this helps with
Use this tool for a fast estimate before checking a full spreadsheet, payslip, quote or planning document.
Worked example
£100 at 3% inflation for 5 years becomes about £115.93.
Best use
Compare scenarios quickly by changing one or two inputs at a time.
Frequently asked questions
Is inflation always the same every year?
No. This tool uses a steady average rate for a clean estimate.
Can I compare buying power loss?
Yes. The result shows the extra amount needed to match the same spending power.
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