Integrations · Real estate CRM
AI receptionist for Rex
The short answer
Yes. FirstVoice connects straight to Rex, finds contacts by phone number, creates leads, books calendar events and adds notes from every call.
Last updated
Try it
Watch a call go into Rex.
Incoming call
Example caller · Mobile
An example call, sped up. Your setup follows your own questions and rules.
- A caller rings about a listing or an appraisal
- FirstVoice finds them in Rex by phone number, or creates a new lead
- It books appraisals and viewings into the right calendar
- It adds a note from the call so the agent has the details
- It never answers questions about specific properties, and books a call back instead
FirstVoice with Rex
Buyer and appraisal calls go straight into Rex.
What happens on a call
- A caller rings about a listing or an appraisal
- FirstVoice finds them in Rex by phone number, or creates a new lead
- It books appraisals and viewings into the right calendar
- It adds a note from the call so the agent has the details
- It never answers questions about specific properties, and books a call back instead
Getting connected
- You add FirstVoice as a user in your Rex account. Depending on your Rex plan, this may use one user seat
- We set up and test everything, and you can remove access any time
Nothing changes for your team
You keep Rex exactly as it is. Your team, your phone number and the way you work don't change. FirstVoice simply answers the calls you can't, and puts the results into Rex.
Technical details, for whoever looks after your software
FirstVoice with Rex
| Check availability during the call | Yes |
|---|---|
| Create bookings, jobs or leads | Yes |
| Recognise returning callers | Yes |
| Add call notes and summaries | Yes |
| Trigger follow-up texts or emails | Yes |
Rex connection details
| Category | Real estate CRM |
|---|---|
| Markets | AU, NZ, UK |
| API documentation | Public view docs |
| Zapier | Yes |
| FirstVoice plan | Growth or Scale |
| Checked | Against official Rex documentation, 17 September 2026 |
Zapier account for the automation route
Industries using Rex
Rex questions
Does FirstVoice work with Rex?
Yes. FirstVoice connects straight to Rex, finds contacts by phone number, creates leads, books calendar events and adds notes from every call.
Do I have to change anything in Rex?
No. FirstVoice connects to your existing Rex account. You don't switch software, move data or retrain your team.
Which plan includes Rex?
Growth ($597 a month) and Scale.
Rex is a trademark of its owner. FirstVoice isn't affiliated with Rex.
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