How to Set Up SMS Appointment Reminders
Configure text message reminders that reach clients on their phones, where open rates are 98% — the most effective way to prevent no-shows.
Start the GuideHow to Set Up SMS Appointment Reminders This step-by-step guide covers everything you need — from prerequisites to pro tips — so you can complete the process in 15 minutes or less. Browse all how-to guides.
Before You Start
Make sure you have the following ready:
- SMS provider connected or built-in SMS enabled
- Phone number collection enabled on booking form
Step-by-Step Guide
6 steps · 15 minutes
Enable SMS notifications
Go to Settings > Notifications and toggle on SMS as a reminder channel.
Choose your SMS provider
Use SchedulingKit's built-in SMS or connect your own Twilio account for more control and branding.
Built-in SMS is easiest for getting started; Twilio is better for high-volume businesses.
Set reminder schedule
Configure SMS to fire at 24 hours and 2 hours before each appointment. Add a 48-hour email for coverage.
Write your message templates
Keep texts under 160 characters. Include the client name, date, time, and a confirm/reschedule link.
Collect phone numbers during booking
Make the phone number field required on your booking form so every client receives SMS reminders.
Test delivery
Book a test appointment with your own number and verify SMS arrives at the correct time.
Frequently Asked Questions
How much do SMS reminders cost?
SchedulingKit includes a number of free SMS per month depending on your plan. Additional messages are billed at a low per-message rate.
Can clients opt out of SMS?
Yes. Clients can reply STOP to unsubscribe from SMS. They will still receive email reminders.
Are SMS reminders TCPA-compliant?
Yes. Consent is collected during booking, and opt-out is handled automatically.
Can I send SMS in different languages?
Yes. You can create message templates in any language and assign them based on client preferences.
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