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Best Appointment Reminder System Apps

214+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated May 2026

From beginner-friendly picks to power-user tools, our appointment reminder system list covers 214+ iPhone apps updated through May 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Appointment Reminder System

Goldie: Appointment Scheduler#1

Goldie: Appointment Scheduler by QUARTET HOLDCO S.R.L.

Planner, Booking, Reminders
Editor's Choice
📊 Productivity
4.8😊(12K ratings)
FreeAdsIn-App Purchases
#67in Productivity
Goldie: Appointment Scheduler screenshot 1
Goldie: Appointment Scheduler screenshot 2
Goldie: Appointment Scheduler screenshot 3
Goldie: Appointment Scheduler screenshot 4
Goldie: Appointment Scheduler screenshot 5
Goldie: Appointment Scheduler screenshot 6

Schedule appointments, send reminders, manage clients, and grow your business with this free scheduling app trusted by over 100,000 professionals. Upgrade for advanced features like payment processing and team scheduling. Download now to streamline your appointment management.

What We Love

  • 🚀 Easy to use
  • 👍 Customizable services and calendar
  • 📆 Syncs with other calendars
  • 📨 Automated reminders and messages

Room to Improve

  • 🐛 Glitches and bugs after updates
  • 🔄 Syncing issues across devices
  • 📤 Limited messaging options in free version
Square Appointments: Scheduler#2

Square Appointments: Scheduler by Block, Inc.

Book, Schedule, Get Payments
Strong Contender
💼 Business
4.9😐(196K ratings)
FreeAds
Square Appointments: Scheduler screenshot 1
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Square Appointments: Scheduler screenshot 3
Square Appointments: Scheduler screenshot 4
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Square Appointments: Scheduler screenshot 6

An all-in-one solution for booking, scheduling appointments, sending reminders, and accepting payments. Manage your business with 24/7 online booking, automatic reminders, seamless payment processing, and team management features. Cut down on no-shows and easily track client preferences and history.

What We Love

  • 🚀 Easy to use
  • 📅 Helpful appointment reminders
  • 💳 Integrated payment processing
  • 👍 User-friendly interface

Room to Improve

  • 🐛 Bugs and glitches
  • 🤔 Confusing navigation
  • 🔒 Lack of security features
Calendars: Schedule Planner#3

Calendars: Schedule Planner by Readdle Technologies Limited

Reminder・Tasks Organizer・To Do
Worth Considering
📊 Productivity
4.7😊(120K ratings)
FreeAdsIn-App Purchases
Calendars: Schedule Planner screenshot 1
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Plan your day, schedule events, set reminders, and stay organized with this versatile calendar and planner app. Manage tasks, appointments, and to-do lists easily in one place. Download now and take control of your schedule!

What We Love

  • 🌟 Excellent calendar app
  • 👍 Easy to use and organize
  • 🎨 Helpful color-coding
  • 📆 Seamless integration with other calendars

Room to Improve

  • 🐛 Occasional glitches and data loss
  • 💰 Concerns over subscription model
  • 🕰️ Cumbersome date/time selection process

More Appointment Reminder System apps to explore

4
SetTime Appointment Scheduler
SetTime Appointment Scheduler
SetTime Appointment Scheduler
Calendar & Booking planner
Free

Introducing a multifunctional appointment scheduling software to manage bookings efficiently. Request and confirm appointments 24/7, stay organized with a free online booking calendar, and easily set, confirm, cancel, or reschedule appointments with just a few clicks.

💼 Business
(81)
5
Vagaro Pro
Vagaro Pro
Vagaro Pro
Booking, Payments, Scheduling
Free

A comprehensive app for managing appointments, clients, sales, and marketing. Take control of your schedule with this powerful and user-friendly tool.

💼 Business
(12K)
6
Structured: Daily Planner Todo
Structured: Daily Planner Todo
Structured: Daily Planner Todo
Calendar, Reminder & To Do
Free

Organize your daily tasks with a comprehensive visual calendar designed to help you plan your day effectively. Stay on track and boost your productivity with this structured daily planner app. Start optimizing your schedule now!

📊 Productivity
(160K)
7
Remind Me: ToDo reminder
Remind Me: ToDo reminder
Remind Me: ToDo reminder
Minimal reminder
Free

Create reminders for tasks and appointments with this minimal reminder app. Get notified at your specified date and time, making it easy to stay organized and on track. Perfect for managing your to-do list efficiently.

📊 Productivity
(2.3K)
8
Setmore Appointment Scheduling
Setmore Appointment Scheduling
Setmore Appointment Scheduling
Get seen, get booked, get paid
Free

A powerful appointment scheduling app that helps you manage your calendar on-the-go, share booking links, accept payments, automate reminders, and host video calls. Stay organized, reduce no-shows, and enhance customer experiences with just a few taps. Try it now!

💼 Business
(9.2K)
9
Visibook Appointment Scheduler
Visibook Appointment Scheduler
Visibook Appointment Scheduler
Business, client reminder app
Free

An appointment scheduling app for businesses that simplifies booking, sends reminders, accepts payments, and allows for client messaging and notes. Easily manage appointments, reduce no-shows, and coordinate your schedule across multiple devices to streamline your business operations. Simplify booking for various services and eliminate the hassle of scheduling with ease.

💼 Business
(842)
10
SmartAgenda: Appointment Book
SmartAgenda: Appointment Book
SmartAgenda: Appointment Book
Online booking & SMS reminders
Free

This appointment calendar tool helps professionals stay organized and save time by streamlining scheduling, client management, and communication. With features like automated SMS messages, online booking, and customizable services, it provides a comprehensive solution for managing appointments and growing a business.

💼 Business
(13)
11
Go Appointment Reminders
Go Appointment Reminders
Go Appointment Reminders
Texts, Emails, and Scheduling
Free

Effortlessly schedule appointments and reduce no-shows with SMS and email reminders. Improve efficiency and revenue by using the top scheduling app available. Get started today!

💼 Business
(540)
12
Bookedin for Business
Bookedin for Business
Bookedin for Business
Easy online booking system
Free

Bookedin is an appointment booking system that acts as a personal secretary for managing bookings. With easy setup and powerful scheduling features, it helps streamline appointment management, save time, and impress clients. Sign up now to take your business to the next level!

💼 Business
(493)
13
Appointment Scheduler: Billdu
Appointment Scheduler: Billdu
Appointment Scheduler: Billdu
Booking, Scheduling, Payments
Free

An all-in-one Appointment Scheduler offering booking, scheduling, and payment functionalities for businesses. Enjoy online booking, automated reminders, secure payment processing, and team management. Experience seamless client transactions and reduce no-shows. Accessible on iPhone, iPad, and desktop. Optimize your business operations with Billdu Appointments - act now!

💼 Business
(203)
14
Doctors Appointment Reminder L
Doctors Appointment Reminder L
Doctors Appointment Reminder L
Lite Version
Free

This free mobile app helps users keep track of their medical appointments and sends notification alerts for upcoming doctor's appointments. Download it to stay organized and never miss a doctor's visit again.

🏥 Medical
(21)
15
24me: Calendar・Planner & To Do
24me: Calendar・Planner & To Do
24me: Calendar・Planner & To Do
Reminders, Schedule, Organizer
Free

An intelligent scheduling app that combines calendar, tasks, notes, and personal accounts in one place, allowing users to manage their daily activities efficiently. Stay organized, save time, and streamline your life with this all-in-one productivity tool.

📊 Productivity
(6.7K)
16
Acuity: Appointment Scheduler
Acuity: Appointment Scheduler
Acuity: Appointment Scheduler
Flexible scheduling software
Free

A flexible scheduling app for managing appointments, clients, and payments seamlessly. Stay organized with real-time scheduling, client notifications, secure mobile payments, and automated receipts. Take control of your calendar and business operations on-the-go with calendar and client management tools, secure payments, and invoicing.

💼 Business
(29K)
17
Reminder Notifications
Reminder Notifications
Reminder Notifications
Never forget a thing
Free

Stay organized and never forget important tasks with Reminder Notifications! Easily set reminders for meetings, birthdays, bills, and more. Download now to make your life easier.

🔧 Utilities
(1.4K)
18
Plannie Appointment Scheduler
Plannie Appointment Scheduler
Plannie Appointment Scheduler
Booking System Scheduling App
Free

Schedule appointments effortlessly with our appointment scheduling app designed for businesses offering one-on-one services. Simplify booking, automate reminders, and engage with clients seamlessly across all channels. Try it for 14 days with no commitment or credit card needed.

💼 Business
(55)
19
Max - Pill reminder
Max - Pill reminder
Max - Pill reminder
Health Routine Alarm Tracker
Free

Never forget to take your medication with this app that provides timely reminders for your pills, ensuring that you stay on track with your health regimen. Download now to simplify your medication schedule and stay healthy!

🏥 Medical
(863)
20
Reminder & Countdown
Reminder & Countdown
Reminder & Countdown
Count down to your event
Free

Stay organized and on top of your tasks with this powerful app. Set reminders, create to-do lists, and never miss an important event again. Download now and simplify your life.

📊 Productivity
(16K)