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Send appointment reminders by SMS text from your Google Calendar™. Try it for FREE.
Listing updated:April 4, 2025
Works with:
1M+
Overview
Send SMS reminders for the appointments in your Google Calendar™ to customers all over the world. We support sending texts to the US, Canada, the UK, Australia and all European countries + many more.

Instructions: Install the app, then visit https://calendar.google.com/. Find the app in the right-hand sidebar of your calendar. Open it to setup your account and set reminders. 

How Does it Work?
Simply select an appointment from your calendar with the SMS Reminder app open, then add the phone numbers where you want the reminders sent. That’s it! Setting reminders is quick with our Message Template that’ll set a standardized message & reminder schedule. Your message template lets you populate data directly from your appointment and insert the Title, Date and Time in your reminder message.

Try it for Free
You can send up to 25 reminders for free before you need to pay.
Additional information
PricingFree of charge trial
Privacy policy
Terms of service
SMS Reminder for Google Calendar™ will ask for the permissions shown below. Learn more
SMS Reminder for Google Calendar™ will need access to your Google account
This will allow SMS Reminder for Google Calendar™ to :
See the events you open in Google Calendar
Run as a Calendar add-on
View and edit events on all your calendars
See and download any calendar you can access using your Google Calendar
Connect to an external service
View your country, language, and timezone
See your primary Google Account email address
See your personal info, including any personal info you've made publicly available
Reviews
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MKC Realty, Ltd
April 12, 2025
Abstract: The app is stellar and provides a quick solution to Admin challenges previously experienced in past for agencies, small businesses and organizations that where still behind the times so to speak and made outbound calls to leave voice messages on cellphones and answering machines which less than 50% of the Metaverse and GenZ utilize today which is most ineffective in providing quick, solution, "targeted follow ups" for appointments. Now with an automated SMS Txt reminder sent to the phones, it is seamless and clients are more prone to remembering appointments sent within 3 hours, 1 hour, 30 minutes on the device that receives over 80% of their direct focus anyway. management, particularly for individuals with ADD or those managing multiple appointments. Overall, the app is highly recommended as a dependable tool for personal and professional scheduling. Key Points: - The SMS Reminder app integrates smoothly with Google Calendar, providing automatic SMS notifications for events. - Users find the setup process quick and user-friendly, making it accessible to non-tech-savvy individuals. - The app effectively reduces missed appointments, enhancing overall scheduling organization. - Many reviewers highlight the app's value for people with attention challenges, helping them stay on track with important tasks. - Real estate professionals appreciate the app for its ability to remind clients of appointments without the hassle of manual texting. - The intuitive interface of the app has been praised, making it easy to navigate and use. - Some users notice that SMS reminders are more attention-catching than regular app notifications, making them a preferred choice for timely alerts.
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Michael-Don Smith
April 4, 2025
This app is fantastic! It integrates perfectly with Google Calendar, sending automatic SMS reminders that ensure appointments and events are not overlooked. The setup process is quick and user-friendly, making it accessible even for those who aren’t tech-savvy. Since utilizing this app, my schedule has become more organized, and missed appointments are a thing of the past. Highly recommended for anyone seeking a reliable and efficient reminder tool!
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Russell Cravens
April 8, 2025
This app is amazing! It syncs seamlessly with Google Calendar and sends automatic text message reminders, helping you stay on top of appointments and events. The setup is fast and easy, even for people who aren't very tech-oriented. Since I started using it, my schedule has been much more organized, and I haven't missed a single appointment. I strongly recommend it to anyone looking for a dependable and effective reminder solution!
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Mariana Eriksson Gomez
February 2, 2025
As someone who understands the struggles of managing time with ADD, I can confidently say that SMS Google Calendar is a game-changer. The app’s ability to send reminders via text is incredibly helpful because it ensures that important events, deadlines, and appointments don’t get lost in the chaos of daily life.
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Andreea
March 20, 2025
I've been looking for an easy way to remind my clients about appointments without manually texting them. This app does exactly that! It integrates smoothly with Google Calendar, and the SMS reminders are sent automatically. Since using it, I’ve noticed fewer no-shows, and everything runs much more smoothly. Highly recommended for anyone who needs a reliable reminder system!
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Stone Media
January 22, 2025
I found this app very easy and straight-forward to set-up. Adding SMS Calendar reminders is a snap. I found the interface nicely intuitive and very user friendly. Well done Google.
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Jennifer C
April 15, 2025
So straightforward and easy to set up the service! They also remind you to set it up by helping add the event on your calendar! Definitely recommend, especially for the habitual procrastinator such as myself!
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Theresa Watkins
April 3, 2025
This is a cool app. I've experienced no bugs. Very efficient and helpful if you are a message checker before most other things (like my children, grand-children, doctor, and myself).
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Shayna Moos
April 11, 2025
Love love LOVE this! This has really streamlined my real estate business and home life balance. So easy a caveman can use it (sorry geico)
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Opulent Property Management
January 10, 2025
I like sms reminders and if you like things easily organized i would recommend this platform. I think it's easy to navigate
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