Digital marketing calculators

ROI Calculator.

Work out ROI from revenue and cost in a few seconds. The result shows profit, percentage return and ROAS so you can keep the denominator clear.

Browser-based tool

Use ROI

Nothing you enter here is sent to a Website-Me server.

Total revenue for the period.
The investment or spend for the same period.
Ready when you are.Enter values and run the tool to see the result.

01 / use the tool

How to use ROI

  1. Enter the values you know in the form.
  2. Run the tool and review the result alongside the notes below.

02 / interpret the output

What the result means

ROI is profit divided by cost. ROAS is revenue divided by cost.

Important considerations

  • ROI depends on what you include in cost.
  • ROAS does not include margin unless you model it separately.

Worked example

Use a small, realistic example first so you can see how the output changes when one input changes.

03 / continue working

Move to the next relevant task without losing the context of this page.

04 / relevant support

Need help applying the result?

The tool is a useful starting point. Website-Me can help connect the next step to the wider site, SEO or GEO work.