Etisia for Google Calendar
Etisia is the SMS reminder integration for teams that keep Google Calendar as their main schedule. Connect the calendar, add a phone number or matched contact to the event, and Etisia sends confirmations, reminders, cancellation links, and follow-up messages automatically.
Most useful Google Calendar playbooks
Add SMS Reminders in 45 Seconds
See the fastest path: connect your calendar, pick a template, and send a test SMS without rebuilding your booking flow.
How to Add a Client Phone Number to a Google Calendar Appointment
Google Calendar has no phone-number field. Here is how to use event titles, saved contacts, imports, and smart matching.
Keep Google Calendar and Still Send SMS Reminders
For businesses that book by phone, text, DM, walk-in, or booking link but manage the final schedule in Google Calendar.
Can Google Calendar Send Text Reminders?
The direct answer, what Google Calendar reminders can and cannot do, and how to add client-facing SMS.
Google Calendar SMS Reminders Discontinued
What Google removed in 2019, which personal notification options remain, and why the retired feature still causes confusion.
Set Reminder Timing for Appointments
Choose reminder timing from immediate to days before the appointment, with quiet hours to avoid bad send times.
Supported Countries and SMS Rules
Check supported countries, sender types, opt-out handling, consent notes, and practical SMS delivery rules.
Next step
Stop losing appointments to missed reminders
If the appointment is in Google Calendar and Etisia can resolve the client's phone number, the reminder workflow can run automatically.
No booking-system switch. No calendar migration. No new app for clients.