SMS Reminder for Google Calendar™ allows you to schedule SMS text reminders for your customers' appointments. You won't need your staff to call and remind each person. Start reducing the no-shows now! Simply add the phone number of your customer and the date and time of the reminder to your appointment. That's it! your client will receive an SMS alert at the scheduled time. Pricing starts at $30 per month and includes a 14-day free trial. You can install the app for free. However, you need a credit card to activate a trial. Give it a try and start reducing the no-shows!