SMS Reminder for Google Calendar
Set up and manage SMS appointment reminders with SMS Reminder for Google Calendar.
By Steve and 1 other2 authors37 articles
- Appointment Confirmations: know your clients will show upClients confirm or cancel with one tap or a text reply, and your Google Calendar updates itself with the status and a colour.
- Choose the language of your client messagesSee which language your clients' texts use, and change it for your whole account or for a single template.
- Follow up on late cancelsSee every client who cancelled inside your cancellation window, follow up or charge your fee, then mark each one resolved.
- Set a cancellation policySet a notice window so last-minute cancellations are warned, recorded, or blocked — automatically.
- Why is SMS Reminder becoming Kalama?Same product, same team, same account — only the name and the logo are changing. Nothing you need to do.
Message Templates & Messages Types
How to use templates and message types to connect with your customers.
- Add appointment details to your messages (dynamic data)Use dynamic data like {date}, {time} and {videolink} to fill each message with the right appointment details automatically.
- Message templatesMessage templates are a powerful way to automate the messages and reminders you send your customers.
- Message typesYou can send different types of messages based on the appointments in your calendar.
- Reminder timing optionsThis article explains how to set the timing of when your reminder messages will be sent. You can choose from pre-set options or set your own timing.
Appointment Booking & Scheduling
Accept appointment bookings on your website or shared link.
- Customizing your availabilitySet your weekly availability schedule, block off time during your week, and mark holidays or one-off days so clients can only book when you're free.
- Create unlimited appointment types for your booking pageAdd an appointment type for every service, session length, staff member or location. There's no limit on any plan, and clients choose between them on one booking link.
- Where to share your booking linkYour booking page only works once people can find it. Here's where to put your link, starting with the channel that gets you a booking fastest.
- Text your booking link to your clientsThe fastest booking usually comes from someone who already knows you. Here's how to text your link to existing clients, with messages you can copy.
- Add your booking link to your email signatureEvery email you send can be an invitation to book. Set it up once in Gmail, Outlook or Apple Mail and it works quietly from then on.
- Test your booking page before you share itBook an appointment on your own page first. It takes two minutes and shows you exactly what your clients will see.
- What your clients see when they bookThe whole booking journey from your client's side, start to finish — so you know exactly what you're sending them to.
- Add your logo and brand colour to your booking pageUpload your logo and pick one brand colour so your booking page looks like your business. Free on every plan.
- Tell clients where the appointment happens (location and Google Meet)Set a location on each appointment type — an address, a phone call, the client's address or a Google Meet video call — so every booking says where to be.
- Ask your clients questions when they bookAdd your own questions to each appointment type, so every booking arrives with the details you need to prepare.
- Set up your appointment booking pageAutomate your appointment scheduling process by setting up your booking page. Share the link with your customers and they can book open slots in your calendar.
- Appointment notice periods, booking window & buffersUse Minimum Notice, Booking Window and Buffer settings to control how soon and how far ahead clients can book, and to keep time free between appointments.
- Automatically send SMS reminders on booked appointmentsAutomatically send SMS reminders on your booked appointments.
- Setting up appointment booking for multiple calendarsAllow clients to book the right appointment into the right calendar using one simple booking link. This is ideal if you manage multiple staff members, services, or locations.
- Allow clients to reschedule appointmentsYou can allow clients to reschedule their appointments directly from the confirmation page.
Troubleshooting
Troubleshoot issues with reminders, timezones, calendars, and more
- Send reminders in your client's timezone (multi-timezone support)If your clients are in a different timezone than you, you can send reminders that show the appointment time in their local time. Turn on multi-timezone support, then set the…
- Clients getting reminders with the wrong date, time, or appointmentIf a client got a reminder for an appointment they don't have, or the wrong client got the text, it's usually a copied calendar event. Here's how to fix it…
- Canada's November 2026 time change: BC, Alberta, NWT and ManitobaFrom November 1, 2026, four Canadian regions keep summer time all year. See if your calendar is affected and what to do if an appointment looks an hour off.
- Why are my reminder times different from my event time?If your reminder message shows a different time than your calendar event (for example, 10:00 AM showing as 2:00 PM), this is usually caused by a timezone mismatch, not a…
- How can I confirm if a reminder was sent?A quick tip to check the date and time a scheduled reminder was sent.
- Why didn't I receive my reminder?If you sent a reminder message and it was reported as not received, there's a few troubleshooting steps you can take.
- What phone number or sender do we use to send reminders?Explains how reminders are sent from our system and the behaviour in different countries. In particular which phone number or alphanumeric sender id is used.
Getting Started
How to start setting reminders for the appointments in your Google Calendar.
- How to add remindersWe offer several ways for you to set reminders on your appointments.
- How to calculate your monthly SMS reminder usageLearn how to track how many reminders you send each month and how to optimize your usage based on your business needs and subscription plan.
- Turn on automatic reminder activationSet SMS Reminder to activate reminders for you when the suggested client number is correct, instead of activating each one manually.
- Can my customers reply to the texts? (two-way texting)For SMS Reminder with Google Calendar.
- Two-way texting: can my clients reply to reminders? (smart replies explained)Yes — clients can text back to confirm, cancel, reschedule, or ask a question. Here's how the app reads their reply, responds automatically, and emails you when it needs you.
Billing & plans
SMS Reminder for Google Calendar Billing and Subscription details