Missed call cost calculator

1. Enter how many potential-customer calls you get in a typical week — your phone's call log knows.
2. Enter the share you do not answer. Again, check the log rather than guessing; almost everyone guesses low.
3. Set the share of missed callers who never come back. This is the assumption everything hinges on.
4. Enter your close rate, average job value and gross margin.
5. Set how much of the loss you think you could realistically recover.
6. Read the annual gross profit lost, then read the monthly recovery figure — that is your budget for fixing it.

Drag the never-call-back figure from 55% down to 20% and watch the total collapse. That sensitivity is the honest finding, and it is the reason to treat any vendor's confident number with suspicion.

Individually, none of the inputs feels alarming. Missing one call in five sounds like a busy week rather than a problem. Half the missed callers not ringing back sounds plausible rather than dramatic. A forty-five percent close rate is normal.

Multiplied across a year, they produce a figure that usually surprises people. Twenty-five calls a week is thirteen hundred a year; a fifth missed is two hundred and sixty; more than half of those gone for good is a hundred and forty-three; at a forty-five percent close rate that is sixty-four jobs never done.

Sixty-four jobs is not a rounding error for a one-person business. It is a couple of months of work, and it disappeared without a single unhappy customer, a bad review, or anything you could point at.

This is the defining property of the missed-call leak: it is completely silent. A customer who could not reach you does not complain, does not appear in your figures, and does not know they are a statistic. They simply ring the next result.

Search for this and you will find confident statistics: eighty percent of callers will not leave a voicemail, eighty-five percent never call back, one missed call costs the average business a specific dollar amount. Follow the citations and they overwhelmingly lead to a company selling call-answering software.

That does not make them false. It does mean they are unaudited marketing figures from parties with an obvious interest in the number being large, generalised across industries that behave completely differently.

What is clearly true is that the figure varies enormously by situation. An emergency plumbing call at eleven at night is almost certainly gone in minutes — that person is working down the search results with water on the floor. A quote for a kitchen refit in six months is likely to try again, because they chose you deliberately and they are not in a hurry.

So the field defaults to fifty-five percent, which is a moderate reading, and it is yours to change. If your work is urgent, push it up. If your work is planned and you are known locally, push it down. The point of exposing it is that you can see how much of the answer depends on it.

• A voicemail greeting that promises a window. "I'm on a job — I return every call by six" converts a hang-up into a wait. It works only if you keep it, which is the actual difficulty. Cost: nothing.
• A contact form on a website. Gives the missed caller somewhere to land instead of dialling the next result. Also catches the significant share of people who would rather not phone at all. Cost: nothing on a free site.
• Automatic text-back on missed calls. Most modern phone systems and several mobile apps do this. A message arriving thirty seconds after an unanswered call recovers a meaningful share, because it arrives while the intent is still live. Cost: usually nothing or near it.
• A call-answering service. The only one with a real monthly bill. Compare its price against the monthly recovery figure this calculator produces — if the service costs more than the profit it recovers, it is a comfort purchase rather than a business decision.

Notice the ordering. The instinct when confronted with this number is to buy something, and the three cheapest interventions between them usually capture most of the available recovery. Do those first, measure for a month, and only then decide whether the paid option is buying anything the free ones did not.

The arithmetic assumes every missed call was a job you could have done. If you are already turning work away, that is false — the missed calls are being filtered for you, badly, by chance rather than by choice.

For a business at capacity, the interesting question is not how many calls you missed but which ones. Chance does not select for the biggest job, the nearest job, or the customer you would most like to work for. A system that captures every enquiry and lets you pick is worth something even when you cannot take them all.

That reframes the value of the fix from "more work" to "better selection", which is a real benefit and a much smaller number than this calculator produces. If that is your situation, read the output as an upper bound on the size of a problem whose actual shape is different.

Call volume and missed rate are both in your phone. Open the call log, count a fortnight, and double it. Nearly everyone who does this finds their missed rate is higher than they assumed, because the calls you missed are by definition the ones you were not present for and therefore do not remember.

Close rate is harder but worth establishing. Count quotes given and jobs won over the last three months. If you have never done this, the number will probably be lower than you think — and knowing it improves every other decision you make, not just this one.

Job value and margin should come from actual invoices rather than from a sense of what jobs are usually worth. The average is often dragged down by small work you have stopped noticing.

Once you have real figures for those four, the only estimate left is the never-call-back share — and at that point you have something genuinely decision-useful rather than a plausible-looking guess built on four other guesses.