Accountants

What Does a Missed Call Cost an Accounting Practice?

October 2026 · 4 min read

It is ten past two on a Wednesday. You are halfway through a client's return, the office phone rings four times and stops. No voicemail. You will never know who it was.

That call has a cost. Most practices never put a number on it, because a call that rings out leaves nothing behind to count.

Most missed callers don't leave a message

An estimated 62% of small business calls in Australia go unanswered, and an estimated 80% of callers hang up without leaving a voicemail. For an accounting practice, that second number is the one that hurts. A missed call with a message is a to-do. A missed call with no message is gone.

And the caller who hangs up has not stopped looking. People choosing an accountant tend to ring a few firms in an afternoon, and the one that answers and books them in is usually the one they go with.

Putting a dollar figure on it

For accounting practices we use one simple assumption: a $480 average engagement value, and 4 missed calls a week.

Four missed calls at $480 is roughly $1,920 a week in new-client enquiry value passing through the phone. Not every caller was going to sign on, and some of those calls are existing clients rather than new work. It is a size, not a guarantee. But it is the size of what goes to voicemail while you are heads-down on a client's file.

Change the numbers to fit your own practice in the missed call calculator. If your average engagement is bigger, or you miss more calls in BAS and tax return season, the figure moves fast.

The cost you don't see on the phone bill

Missed new-client calls are the obvious cost. There are two quieter ones.

The first is the callback loop. An existing client who can't get through rings again, then again. Three interruptions instead of one, each one pulling you out of billable work.

The second is the fix most practices reach for: a receptionist. A full-time receptionist runs $75,000 to $85,000 a year once super and leave are counted in. For a sole practitioner or a two-partner firm, that is hard to justify for a phone whose worst weeks come around BAS and tax return deadlines.

What answering every call looks like

Mia, the RipperReceptionist AI receptionist, answers your practice's line 24/7 in your practice's name. While the caller is still talking, she captures their name, number, what they need and how urgent it is, and books a consultation straight into your RipperReceptionist calendar, checked against your existing bookings. Callers with real buying intent are flagged on your dashboard with the reason. Every call lands with a transcript and an AI summary, so you know what happened before you call back.

She never gives advice. "Is it deductible?" becomes a booked consultation, not a free answer, because that answer is your billable work. If a caller starts reading out a TFN, she stops them before it lands in any note.

Plans start at $19.99/mo + GST (Starter) and $49.99/mo + GST (Pro), with voice billed at $0.50/min. Every plan is covered by a 14-day refund, there is no lock-in, and you can be live in 5 minutes.

How much does a missed call cost an accountant?

Using the accounting assumption on our site of a $480 average engagement value, one missed new-client call is up to $480 of work that may go to another firm. At 4 missed calls a week, that is roughly $1,920 a week in enquiry value going to voicemail. With an estimated 80% of callers hanging up without leaving a message, most of those callers can't be called back.

To see what Mia does with each of those calls, see the accountants page. For the busiest weeks of the year, read about answering the phones through BAS and tax time.