Conversational SMS

Email Marketing

Also: Two-Way SMS · SMS Conversations

What it isTwo-way text threads, not blasts

Why it worksPeople reply to texts like they reply to a friend

Watch forNeeds a real person or bot behind it

Compare toOne-way broadcast SMS

Quick definition

Conversational SMS is text messaging that invites and handles replies, rather than sending a one-way broadcast. A customer can text back a question, pick an option, or say no thanks, and the business (or a bot) responds in the same thread, much like a normal text conversation.

How it varies across Australia

Reply rates on conversational SMS sit well above open rates for equivalent email campaigns across most Australian retail and services businesses. The gap is widest for time-sensitive messages like booking confirmations and abandoned cart nudges.

See lifecycle and retention benchmarks for Australian industries →

What it actually means

Most SMS marketing is a one-way shove. A discount code goes out to five thousand people and nobody expects a reply. Conversational SMS flips that. The message is written to be answered, and the system (human or bot) is built to answer back.

This matters because SMS as a channel behaves differently to email. People treat a text thread the way they treat a message from a friend, which is why reply rates on conversational SMS dwarf typical email open rates. The intimacy is the asset. Treating it like another broadcast channel wastes that asset.

It sits close to chatbot and live chat in function, but the channel is the phone's native messaging app rather than a website widget. That makes it useful at points in the customer journey where a website isn't in front of the customer, like after a purchase, during delivery, or when a booking needs rescheduling. It pairs well with segmentation, since a two-way thread only works if the message going out is relevant enough to warrant a reply.

Done badly, it becomes another interruption channel with a reply button nobody uses. Done well, it becomes one of the highest-retention-rate touchpoints a business has, because it feels personal even at scale.

A broadcast SMS is a megaphone. Conversational SMS is a phone call you didn't have to pick up.

How it shows up

It shows up as a reply thread in a customer's native messaging app rather than a marketing dashboard. Operationally it appears as a queue of inbound texts that either a person or an automated flow needs to triage. In reporting, the metric that matters isn't send volume, it's reply rate and resolution rate, closer to how a support team measures a helpdesk than how email marketing measures a campaign.

The Australian context

The Spam Act and ACMA's rules on commercial electronic messages apply to conversational SMS the same as any other marketing text. Consent has to be genuine and an unsubscribe path has to work, even inside a two-way thread. Australian carriers are also stricter than some overseas markets about number registration for business SMS, so businesses running high-volume conversational SMS usually need a registered sender ID or short code, not a personal mobile number pretending to be one.

Where people get this wrong

Sending a broadcast message and calling it conversational because replies are technically possible.If nothing in the message or the flow prompts a reply, almost nobody will send one. Conversational SMS needs an actual question or choice built into the copy.

Leaving replies unanswered for hours or days.SMS carries an expectation of near-immediate response, closer to live chat than email. A slow reply breaks the trust that made the customer text back in the first place.

Using it for every campaign instead of the moments that need it.Overusing conversational SMS trains customers to ignore or block the number, which kills the channel for the high-value moments where it actually matters.

Common questions

Is conversational SMS the same as a chatbot?

Not quite. A chatbot is a type of automated responder that can power conversational SMS, but conversational SMS can also be handled by a real person. The term describes the two-way format, not who or what is replying.

Do I need customer consent to send conversational SMS?

Yes. The same consent rules that apply to any commercial SMS under the Spam Act apply here. A customer replying to one message doesn't grant ongoing consent for unrelated marketing texts.

What's a good use case to start with?

Delivery and booking updates. Customers already expect to reply to these (reschedule, confirm, ask a question), so the conversation feels natural rather than forced, which makes it a low-risk place to test the channel.

How is this different from live chat on a website?

Live chat requires the customer to be on your website at that moment. Conversational SMS reaches them wherever they are, using a channel they already check constantly, which is why it works well for post-purchase and time-sensitive moments.

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About New Rebellion

New Rebellion is a marketing intelligence consultancy. We build tools, score Australian businesses on how their marketing actually performs, and publish Debrief every day. This dictionary is part of how we work in the open.

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