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Growth rate calculator

Calculate compound growth per period from a positive starting value, ending value and number of periods.

Free · No signup · Processed in your browser

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How to use this calculator

  1. Enter values with a consistent currency and reporting period.
  2. Calculate to see the result and supporting figures.
  3. Review the formula and assumptions before using the result.

The formula, explained

((Ending ÷ starting)^(1 ÷ periods) − 1) × 100

Growing from 1,000 to 1,728 over three periods gives a compound growth rate of 20% per period. Use years for annual growth or months for monthly growth; the calculator does not infer a time unit.

Example inputs: starting value 1,000; ending value 1,728; number of periods 3. Result: 20 %.

What to check before using the result

The smoothed rate does not describe each actual period. Start and end values must be positive. Compare equivalent definitions and avoid treating a short spike as a forecast of future traffic.

BEFORE YOU GO

Your work stays yours.

Are my files, text or numbers uploaded?
No. This tool processes the input in your browser tab. It does not send your input to our servers. Leaving or refreshing the page clears the working input.
Do I need an account or subscription?
No account is required for this public tool. You can complete the task and download the result directly. An account is useful when you want to measure visits to your own website or manage tracked campaign links.
Can I share or link to this tool?
Yes. Use the tool link below in a tutorial, team resource list or campaign checklist. The link opens an empty tool; your private input is not included.
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