Tools / Missed call calculator

Free tool

How much are missed calls costing your business?

Every unanswered call is a potential customer choosing your competitor. Use this free calculator to see the real financial impact of missed calls on your business.

85% of callers won't call back
67% will call a competitor
40%+ of calls missed outside 9-5

Your business details

Selects typical job values and conversion rates for your sector.

15 calls
1100

Typical for a sole trader or small team: 25-40%.

30%
5%80%

The average revenue per customer converted from a call.

£

Of the callers who speak to someone, how many become customers?

30%
5%80%

Your annual revenue loss

£0

Adjust the sliders above to calculate

Monthly breakdown

Missed calls / month 0
Callers who won't ring back (85%) 0
Customers lost / month 0
Revenue lost / month £0

With TextBack Pro (from £47/mo)

Calls re-engaged (90%) 0
Extra customers / month 0
Revenue recovered / year £0
Return on investment --
Start free 14-day trial

No credit card required

Why missed calls are so expensive for UK businesses

Every missed call represents a customer who had enough intent to pick up the phone. Research by BT Business shows that 85% of people who cannot reach a business on their first try will not call back. They will call the next result on Google instead, meaning your competitor receives a warm lead that should have been yours.

The cost compounds in two ways. First, there is the direct revenue loss from jobs not booked. Second, there is the lifetime value loss: a customer who does not get through is unlikely to try again, so you lose not just one job but every future job they would have given you.

Typical missed call rates by industry

How many calls a UK business misses varies significantly by sector and staffing. Here are typical ranges based on industry research:

Industry Typical miss rate Main reason Avg. job value
Plumber / Electrician / Trades35-55%On a job, can't answer£180-300
Dental practice20-35%Staff busy with patients£200-600
Salon / Beauty30-45%Hands occupied, no receptionist£40-120
Estate agent15-30%Viewings and calls overlap£2,000-8,000
GP / Medical25-40%Peak morning demand£80-300
Restaurant / Hospitality40-60%Service hours, no call handler£50-200
Accountant / Financial15-25%In meetings, no receptionist£500-2,000

The 85% rule: why not answering is worse than you think

Most business owners underestimate the cost of a missed call because they assume the caller will try again. BT Business research consistently shows this is not the case. 85% of callers who cannot get through on a first attempt will not try again. Of those who do not call back, 67% will call a competitor within the next hour.

This means a tradesperson who misses 5 calls per day does not lose 5 potential jobs. They lose 4.25 potential customers per day, every day, all of them going to competitors.

How to reduce missed call revenue loss

There are three practical ways UK businesses reduce the financial impact of missed calls:

TextBack Pro uses the third approach. When a call goes unanswered, an automatic SMS fires within seconds. The AI agent then handles the conversation, answers questions and can book appointments directly into your calendar.

Frequently asked questions

How much revenue do missed calls cost a UK business?
It depends on call volume, missed call rate and average job value. A typical UK tradesperson missing 5 calls per day at a 30% miss rate and £200 average job value loses around £7,650 per year. A dental practice missing the same number of calls at a £400 average value loses over £18,000 per year. Use the calculator above to get a figure specific to your business.
What percentage of callers will not call back after a missed call?
BT Business research shows that 85% of callers who cannot reach a business on the first attempt will not call back. They will typically call the next result on Google, meaning a competitor receives a warm lead that cost you nothing to generate.
What is a normal missed call rate for a sole trader?
Sole traders and one-person trade businesses typically miss 35-55% of inbound calls. This is because they are usually on a job, driving, or otherwise unable to take a call. Businesses with a dedicated receptionist or admin person typically miss 10-20%.
How does an automatic SMS reply reduce missed call losses?
When an SMS reaches a caller within 30 seconds of a missed call, before they have dialled the next number, re-engagement rates exceed 90%. The message shows the caller they have not been ignored and invites them to reply with their query. An AI agent then handles the conversation, answers questions and can book appointments, converting callers who would otherwise have been lost.
How much does TextBack Pro cost vs the revenue it recovers?
TextBack Pro starts at £47 per month (£564 per year). Based on the calculator above, most businesses recover significantly more than that in their first month. For example, a plumber missing 5 calls per day with a £250 average job value recovers approximately £9,500 in annual revenue, giving a return of over 1,600% on the cost of TextBack Pro.

Stop losing revenue

Start recovering missed call revenue today

Set up takes under 5 minutes. Your first automatic SMS fires the next time you miss a call.

Start your free 14-day trial

No credit card required