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Best Appointment Book Apps

250+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated August 2026

If you already know Square Appointments, this is the deeper bench. 250+ appointment book apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.

Compare top Appointment Book Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Square Appointments: SchedulerSquare Appointments: SchedulerFree4.9★ (195K)NoNoSep 2026
2Calendars: Schedule PlannerCalendars: Schedule PlannerFree4.7★ (122K)NoYesSep 2026
3Appointment Scheduling bbookAppointment Scheduling bbookFree2.0★ (1)NoNoJul 2026
4SetTime Appointment SchedulerSetTime Appointment SchedulerFree4.8★ (102)NoYesSep 2026
5Booking & Appointment TrackerBooking & Appointment TrackerFree—YesYesSep 2026
6Apptly - Appointment BookApptly - Appointment BookFree—YesYesAug 2026
7Appointment Booking - AppointoAppointment Booking - AppointoFree—NoNoMay 2026
8Acuity: Appointment SchedulerAcuity: Appointment SchedulerFree4.8★ (30K)NoYesSep 2026

Top Picks for Appointment Book

Square Appointments: Scheduler#1

Square Appointments: Scheduler by Block, Inc.

Book, Schedule, Get Payments
Editor's Choice
💼 Business
4.9😐(195K ratings)
Free
Square Appointments: Scheduler screenshot 1
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Square Appointments: Scheduler screenshot 6

Manage your business with an all-in-one solution for booking, scheduling, and payments. Offer 24/7 online booking, send automated reminders, and process payments securely. Track client details and manage your team's calendars and reports.

What We Love

  • 🚀 Easy to use
  • 📅 Helpful appointment reminders
  • 💳 Integrated payment processing
  • 👍 User-friendly interface
  • 🕰️ Recurring appointments
  • 🤝 Great for small businesses

Room to Improve

  • 🐛 Bugs and glitches
  • 🤔 Confusing navigation
  • 🔒 Lack of security features
  • 💰 Expensive paid plans
  • 📞 Poor customer support
  • 🗓️ Difficulty managing schedules
Calendars: Schedule Planner#2

Calendars: Schedule Planner by Readdle Technologies Limited

2026 Daily Organizer・Reminder
Strong Contender
📊 Productivity
4.7😊(122K ratings)
FreeIn-App Purchases
#95in Productivity
Calendars: Schedule Planner screenshot 1
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Calendars: Schedule Planner screenshot 6

This app combines a calendar, task manager, daily planner, and habit tracker. It helps users plan their day, build habits, boost productivity, and stay organized with seamless syncing across all Apple devices. Features include event creation, to-do list management, natural language input, and integration with popular meeting platforms.

What We Love

  • 🌟 Excellent calendar app
  • 👍 Easy to use and organize
  • 🎨 Helpful color-coding
  • 📆 Seamless integration with other calendars
  • 🗓️ Detailed monthly/weekly views
  • 📝 Useful task management features

Room to Improve

  • 🐛 Occasional glitches and data loss
  • 💰 Concerns over subscription model
  • 🕰️ Cumbersome date/time selection process
  • 🔍 Limited location search functionality
  • 🔄 Sync issues between devices
Appointment Scheduling bbook#3

Appointment Scheduling bbook by Valon Feka

Book & Manage Appointments
Worth Considering
💼 Business
2.0(1 ratings)
Free
Appointment Scheduling bbook screenshot 1
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Appointment Scheduling bbook screenshot 4

Streamline your business operations with an intuitive appointment scheduling tool. Allow clients to book, manage, and pay for services online, while you effortlessly track appointments, send reminders, and manage staff. Perfect for service-based businesses of all sizes.

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FAQ about Appointment Book

What are the best appointment book apps for iPhone?
Square Appointments: Scheduler tops our appointment book apps ranking as of August 2026, with a 4.9-star average from 195K App Store ratings, and it's free to download.
Yes — 20 of the top appointment book apps we rank are free to download, including Square Appointments: Scheduler and Calendars: Schedule Planner.
Square Appointments: Scheduler has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 250+ appointment book apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Square Appointments is an all-in-one business solution that handles appointment booking, scheduling, sending automated reminders, and accepting payments. It provides a point of sale system, client tracking, and team management features, allowing businesses to operate efficiently from anywhere.
There are three monthly plans: Free, Plus, and Premium, with pricing on a per-location basis. Custom pricing is available for businesses processing over $250K in annual revenue. No credit card is required to start, and there are no long-term commitments.

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