Missed Call Text Back, With an AI That Actually Replies
Last updated: 10 November 2026
Someone rings, you're with a client, it goes to voicemail. Most people don't leave a message. They just ring the next number on Google.
A text within moments changes that. It tells them a real business noticed, and gives them something to reply to instead of moving on.
Free 30-minute demo · We'll write your first message with you
Quick Answer
What is missed call text back? Missed call text back is an automatic SMS sent to anyone whose call you didn't answer, usually straight away, so they know you'll get back to them and don't ring the next business. Our AI SMS agent goes further: it carries on the conversation, answers questions and sends a booking link.
One text versus an actual conversation
The basic version is a fixed message: “Sorry we missed you, we'll call back soon.” That's better than silence. But when the caller replies with a question, it lands in a phone nobody is looking at, and you're back where you started.
Ours keeps going. The AI SMS agent reads what they send back and answers from what you've told us: services, hours, rough prices, where you are, whether you're taking new clients. If they want to book, it sends your booking link. If it's a complaint, an emergency or anything it isn't sure about, it passes the thread to you rather than guessing.
You see every conversation, so when you finally get a minute you know exactly what each person wanted.
What a missed call thread looks like
Hi, it's Coastline Physio. Sorry we missed your call, we're with patients. What can we help with?
4:12pm
Hi, do you have anything Saturday morning? Sore lower back since the weekend
4:14pm
Sorry to hear that. Saturday mornings book out fast, but you can see live times and grab one here: [booking link]. Have you been to us before?
4:14pm
No first time. Do you bulk bill?
4:15pm
We don't bulk bill. An initial consult is 45 minutes and you can claim on private health if your cover includes physio. Want me to have reception call you to check anything else?
4:15pm
All good, just booked 9am. Thanks!
4:17pm
Coastline Physio is made up. Notice what the agent didn't do: it didn't diagnose the back, and it didn't invent a fee it hadn't been given. It stuck to what the clinic had told it and offered a person when it was out of its depth.
The Spam Act and texting people back
The ACMA's rules on spam are about marketing messages. To send them you need consent, you must identify your business as the sender, and every message needs an easy way to unsubscribe (ACMA: Avoid sending spam). The ACMA also notes you can't send a message asking for consent, because that counts as marketing itself.
A text replying to the call someone just made to you is generally a different thing: they contacted you, and you're answering. Where it gets risky is what comes later. Adding those numbers to a promo list, or texting about the Easter special a month on, is marketing, and the rules apply.
So we set up the text back to stay on topic, name your business in the first message, and stop for anyone who replies STOP. This is general information, not legal advice. If you plan to market by SMS, read the ACMA guidance or ask your adviser.
We'll show you a live thread on the demo
Text back or an AI answering the call?
Text back fits when
- You answer most calls and only miss the odd one
- Your customers are happy to text
- Most enquiries end in a booking link
- You want the cheaper option first
A voice answer fits when
- You miss calls every day, not now and then
- Callers are older or want to explain things out loud
- Urgent jobs need sorting while the caller is still on the line
- You lose work to whoever picks up first
An AI receptionist picks up the call itself, so there's nothing to miss. A text back is the safety net for when you answer yourself.
Lots of businesses end up with both. The receptionist takes the call, and the SMS agent sends the booking link, the confirmation and the reminder. Our page on recovering missed calls with an AI receptionist goes deeper on the voice side, and the missed call statistics for Australia page pulls together what's known about how often calls go unanswered.
What our missed call text back service costs
$99/month
plus a one-off $299 setup
Missed call text back runs on our AI SMS agent, on an Australian number. The same agent also answers customer texts, sends booking links and reminders, and hands threads to a person when needed. We write and test the messages with you before anything goes to a customer.
All prices in AUD, excluding GST. Your Australian phone number and call charges are included.
Mick and the 7am calls
Illustrative example based on common patterns
Mick runs a mobile mechanic business around Joondalup and spends most mornings under a car. Calls between 7 and 9am went unanswered, and when he rang back at lunch half of them had already booked someone else.
With a text back on, each of those callers would hear from him within moments. The agent would ask for the make, model and what's wrong, send his booking link for a service, and flag a car that won't start as urgent. By lunch, Mick has a sorted job list instead of a page of strangers to ring back.
Missed call text back questions
Make every missed call count
Book a demo, tell us what your callers usually want, and we'll draft the first text and the follow-up replies together. $99 a month plus $299 setup, ex GST.
Or talk to a person on 0417 460 236.