Free tool

Missed call cost calculator

Enter four numbers and see live how much revenue unanswered calls may be costing you.

The calculation runs in your browser. Nothing is sent or stored.

Missed call cost calculator

Your estimate

Lost customers per month
17.3
Lost revenue per month
$3,464
Lost revenue per year
$41,568

Indicative estimate based on your numbers, using an average of 4.33 weeks per month.

How the calculation works

  1. 1

    Missed calls

    Count unanswered calls in a normal week from your call history.

  2. 2

    Lost callers

    Many callers don't call back and contact a competitor instead. Adjust based on your experience.

  3. 3

    Conversion rate

    Out of 10 answered calls, how many become customers?

  4. 4

    Customer value

    The average amount of a sale or visit. The result updates live.

Sample calculations

Plumber
8 missed calls a week, 80% don't call back, 50% would become customers, $350 per job. Result: about $4,850 lost per month.
Hair salon
15 missed calls a week, 70% don't call back, 60% would book, $75 per visit. Result: about $2,050 lost per month.

Frequently asked questions

Check your phone or carrier call history for a typical week and count the unanswered calls.

It's an estimate. It depends on the numbers you enter and shows the scale of the problem.

Call back quickly, give callers a clear option in your greeting and let them book online.

No. The calculation runs entirely in your browser.

Helpful resources