Integrations · Unified calendar + CRM
AI receptionist for Unified.to
Books directly
Reads calendar availability and books an event straight into a connected calendar during the call, using Unified.to's public, self-serve API.
Connect Unified.toBooks directly
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FirstVoice with Unified.to
| Check availability during the call | Yes |
|---|---|
| Create bookings, jobs or leads | Yes |
| Recognise returning callers | No |
Unified.to connection details
| Category | Unified calendar + CRM |
|---|---|
| Markets | US |
| API documentation | Public view docs |
| Auth | API key |
| Access | Self-serve: you can create API credentials |
| Zapier | No |
| Make | No |
| FirstVoice plan | Growth or Scale |
| Checked | Against official Unified.to documentation, 16 September 2026 |
From US$750/mo (pricing)
Unified.to questions
Does FirstVoice integrate with Unified.to?
Reads calendar availability and books an event straight into a connected calendar during the call, using Unified.to's public, self-serve API.
Can FirstVoice book directly in Unified.to?
Yes. It checks Unified.to availability during the call and books the chosen time.
Which plan includes Unified.to?
Growth ($597 a month) and Scale.
Unified.to is a trademark of its owner. FirstVoice isn't affiliated with Unified.to.
Using Unified.to? Let's connect it.
Free personalised demo in 24 hours · Free 2-week trial, set up by us · No credit card · Then from $297 a month