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Best Calendarsync Apps

185+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated June 2026

Every iPhone needs a few good calendarsync apps. We benchmark 185+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Calendarsync Apps (June 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1CalendarSyncCalendarSyncFree—NoYesMay 2026
2Calendars: Schedule PlannerCalendars: Schedule PlannerFree4.7★ (120K)YesYesJul 2026
3iCalendariCalendar$2.994.7★ (5.3K)NoYesJul 2026
4Fantastical CalendarFantastical CalendarFree4.2★ (24K)NoYesJul 2026
5TimeTree: Shared CalendarTimeTree: Shared CalendarFree4.9★ (88K)YesYesJul 2026
6WidgetCal-Calendar WidgetWidgetCal-Calendar WidgetFree3.6★ (1.4K)YesYesJul 2026
7Countdown: Event CountdownCountdown: Event CountdownFree4.7★ (24K)YesYesJul 2026
8CalendarCalendarFree4.9★ (1.5M)NoNoJul 2026

Top Picks for Calendarsync

Calendars: Schedule Planner#2

Calendars: Schedule Planner by Readdle Technologies Limited

Reminder・Tasks Organizer・To Do
Strong Contender
📊 Productivity
4.7😊(120K ratings)
FreeAdsIn-App Purchases
#92in Productivity
Calendars: Schedule Planner screenshot 1
Calendars: Schedule Planner screenshot 2
Calendars: Schedule Planner screenshot 3
Calendars: Schedule Planner screenshot 4
Calendars: Schedule Planner screenshot 5
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

Room to Improve

  • 🐛 Occasional glitches and data loss
  • 💰 Concerns over subscription model
  • 🕰️ Cumbersome date/time selection process
iCalendar#3

iCalendar by Symfonies, Inc.

Schedule your day colorfully
Worth Considering
📊 Productivity
4.7😊(5.3K ratings)
$2.99In-App Purchases
#37in Productivity
iCalendar screenshot 1

This app helps you manage your busy schedule with a user-friendly interface. Easily track daily, weekly, monthly, and yearly views, and color-code your events for better organization. It syncs with popular accounts and offers productivity tools for efficient event management.

What We Love

  • 💻 Excellent calendar app
  • 🎨 Customizable color coding
  • 📅 Comprehensive monthly view
  • 🗓️ Seamless syncing across devices

Room to Improve

  • 🐛 Occasional data loss or sync issues
  • 🔍 Difficulty editing recurring events
  • 🔒 Concerns about security and privacy

More Calendarsync apps to explore

4
Fantastical Calendar
Fantastical Calendar
Fantastical Calendar
Reminders & Todo List
Free

This powerful calendar and task management app offers intuitive natural language input for event creation, multiple calendar views, and robust task integration. It provides weather forecasts and advanced features like meeting polls and video conferencing integration for premium users.

Natural language event and task creationMultiple calendar views (day, week, month, year)Integrated task management (Todoist, Google Tasks)
📊 Productivity
(24K)
freemium
5
TimeTree: Shared Calendar
TimeTree: Shared Calendar
TimeTree: Shared Calendar
Make a Shared Calendar
Free

This app allows users to create and share calendars with family, friends, or colleagues. It facilitates event planning, communication, and organization through shared schedules, photo albums, and to-do lists. Stay connected and manage your time effectively with this collaborative scheduling tool.

Shared calendars for groupsEvent notifications and remindersSync with device calendars
📊 Productivity
(88K)
free with in-app purchases
6
WidgetCal-Calendar Widget
WidgetCal-Calendar Widget
WidgetCal-Calendar Widget
Check Schedules on LockScreen
Free

View your weekly or monthly schedule directly on your Lock Screen without unlocking your device. This app displays events and reminders with customizable layouts, offering quick access to your personal occasions. It also integrates with other powerful calendar applications.

Lock screen widget supportWeekly and monthly schedule viewsEvent and reminder display
📊 Productivity
(1.4K)
free with in-app purchases
7
Countdown: Event Countdown
Countdown: Event Countdown
Countdown: Event Countdown
Countdown Calendar AI & Widget
Free

Easily track important dates and events with a beautifully designed countdown timer and calendar. Set unlimited countdowns, customize with icons and colors, and receive basic reminders. Share your upcoming events with friends and family.

Unlimited event countdownsCount up or down to eventsCustomizable icons and colors
📊 Productivity
(24K)
free with in-app purchases
8
Calendar
Calendar
Calendar
by Apple
Free

Organize your entire schedule in one place. View events from multiple accounts, manage tasks, and plan gatherings with others. Stay on top of appointments, holidays, and birthdays with customizable views and shared calendars.

Unified schedule viewEvent creation and editingTask management integration
📊 Productivity
(1.5M)
free
9
Awesome Calendar Lite
Awesome Calendar Lite
Awesome Calendar Lite
Keep Your Busy Life Organized
Free

This app is a comprehensive time management and personal planner designed to organize your life. It offers an intuitive interface, customizable views, weather forecasts, and the ability to add notes, events, and reminders easily. It syncs with existing iPhone calendars to consolidate your schedule.

Intuitive user interfaceCustomizable event colors and fontsDetailed weather forecast
📊 Productivity
(879)
free with in-app purchases
10
Calendar · Planner & Reminders
Calendar · Planner & Reminders
Calendar · Planner & Reminders
Diary Planner & Organiser App
Free

This app offers a streamlined calendar experience with beautiful, intuitive views of your schedule. It unifies events and reminders, allows for quick natural language event entry, and provides contact history. It supports major calendar services and offers premium features through subscription.

Intuitive day and month viewsUnified events and remindersNatural language event entry
📊 Productivity
(59K)
free with in-app purchases
11
달력PocketLife
달력PocketLife
달력PocketLife
일정 관리
Free

Organize your life with a stylish and intuitive calendar app. It offers powerful customization, seamless syncing with popular services, and natural language event creation. Share events, set reminders, and personalize your calendar views.

Calendar sharing with friends and familyFast sync with Google, Outlook, iCal, Yahoo, iCloudCreate events using natural language
📊 Productivity
(41K)
free with in-app purchases
12
Microsoft To Do
Microsoft To Do
Microsoft To Do
Capture Tasks & Set Reminders
Free

Manage your daily tasks and create various lists to stay organized. This app offers personalized daily planning tools and intelligent suggestions to help you focus on what matters. Collaborate with others on shared lists and access your tasks across all your devices.

Personalized daily plannerIntelligent task suggestionsCross-device syncing
📊 Productivity
(257K)
free
13
Awesome Calendar 2
Awesome Calendar 2
Awesome Calendar 2
reminders, note & planner app
Free

Enhance your daily schedule with a feature-rich calendar app. Add visual flair with stickers, create checklists and notes with photos, and access your schedule instantly via a widget. Customize themes, icons, and more to personalize your planning experience.

Calendar with notes and checklistsCustomizable stickers and markersLock screen widget for quick access
📊 Productivity
(4.8K)
freemium
14
Weekly Planner - Diary, Notes
Weekly Planner - Diary, Notes
Weekly Planner - Diary, Notes
Visual calendar & to do list
Free

Organize your life with a simple, visual weekly planner. Easily add appointments, to-do lists, and recurring events. Enjoy a minimalist approach to tracking tasks and priorities, similar to a paper planner but digital.

Visual weekly calendarTo-do list creationAdd appointments and tasks
📊 Productivity
(15K)
free with in-app purchases
15
24me: Calendar・Planner & To Do
24me: Calendar・Planner & To Do
24me: Calendar・Planner & To Do
Reminders, Schedule, Organizer
Free

This app acts as a smart personal assistant, consolidating your calendar, to-do lists, notes, and personal accounts into one unified platform. It streamlines daily management with features like voice commands, smart reminders, and email-to-task conversion, helping you stay organized and productive.

Unified calendar and plannerSmart task manager and to-do listSimple notes and lists
📊 Productivity
(6.7K)
free with in-app purchases
16
GroupCal - Shared Calendar
GroupCal - Shared Calendar
GroupCal - Shared Calendar
Family, Team & Work Planner
Free

Easily create and share calendars for families, teams, or any community. Invite members via phone number or link and receive real-time updates on events. Integrates with existing calendars for a unified view.

Create multiple shared calendarsInvite via phone number or linkReal-time event updates and notifications
📊 Productivity
(751)
free with in-app purchases
17
Cubbily:Shared Family Calendar
Cubbily:Shared Family Calendar
Cubbily:Shared Family Calendar
Organize Kids, Work & Home
Free

This app centralizes all family schedules, including work, kids' activities, and home tasks, in a clear, color-coded calendar. It also offers shared lists, chores, and reminders, syncing across all devices for seamless organization.

Shared family calendarColor-coded eventsShift work scheduling
📊 Productivity
(925)
free with in-app purchases
18
Calendar Op.2: Planner & Diary
Calendar Op.2: Planner & Diary
Calendar Op.2: Planner & Diary
Handy simple calendar
Free

Organize your daily schedule with a clean and simple calendar app. It offers a beautiful month and list view with event titles, a mini pop-up for daily events, and seamless scrolling. Easily copy and paste events and search your schedule.

Works with built-in iOS calendarMonth & list view with event titleMini pop-up for daily events
📊 Productivity
(13K)
free with in-app purchases
19
календарь : планер дел
календарь : планер дел
календарь : планер дел
Планер дел и органайзер дня
Free

This digital planner helps manage your time and improve productivity with integrated to-do lists, notes, reminders, and habit tracking. Personalize your schedule with stickers and color schemes to balance work and personal life.

Integrated To-Do ListNotes and Diary FunctionalityHabit Tracker
📊 Productivity
(6.2K)
free with in-app purchases
20
Pocket Informant
Pocket Informant
Pocket Informant
Your Life Organized
Free

This digital planner app helps you organize your life with integrated calendar, task, and project management. It syncs with popular services and offers customizable views for efficient scheduling and task tracking.

Customizable calendar layers and viewsTasks and calendar on one viewProjects with tasks, subtasks, and checklists
📊 Productivity
(6K)
free with in-app purchases

FAQ about Calendarsync

Are there free calendarsync apps for iPhone?
Yes — 19 of the top calendarsync apps we rank are free to download, including CalendarSync and Calendars: Schedule Planner.
CalendarSync has no ads and offers in-app purchases, according to its App Store listing as of June 2026.
We track 185+ calendarsync apps on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.