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Best To Do Calendar Apps

219+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated June 2026

From beginner-friendly picks to power-user tools, our to do calendar list covers 219+ iPhone apps updated through June 2026. Compare ratings, prices, and screenshots in one place.

Compare top To Do Calendar Apps (June 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Calendars: Schedule PlannerCalendars: Schedule PlannerFree4.7★ (120K)YesYesJul 2026
2Structured: Daily Planner TodoStructured: Daily Planner TodoFree4.8★ (162K)NoYesJul 2026
3TickTick:To-Do List & CalendarTickTick:To-Do List & CalendarFree4.9★ (44K)NoYesJul 2026
4Todoist: To Do List & CalendarTodoist: To Do List & CalendarFree4.8★ (127K)YesYesJul 2026
5Simple Calendar: ToDo PlannerSimple Calendar: ToDo PlannerFree was $6.994.6★ (6.4K)YesYesJul 2026
6Weekly Planner - Diary, NotesWeekly Planner - Diary, NotesFree4.7★ (15K)NoYesJul 2026
7To Do List MinimaList & WidgetTo Do List MinimaList & WidgetFree4.8★ (46K)NoYesJul 2026
824me: Calendar・Planner & To Do24me: Calendar・Planner & To DoFree4.5★ (6.7K)YesYesJul 2026

Top Picks for To Do Calendar

Calendars: Schedule Planner#1

Calendars: Schedule Planner by Readdle Technologies Limited

Reminder・Tasks Organizer・To Do
Editor's Choice
📊 Productivity
4.7😊(120K ratings)
FreeAdsIn-App Purchases
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
Structured: Daily Planner Todo#2

Structured: Daily Planner Todo by unorderly GmbH

Calendar, Reminder & To Do
Strong Contender
📊 Productivity
4.8😊(162K ratings)
FreeIn-App Purchases
#83in Productivity
Structured: Daily Planner Todo screenshot 1
Structured: Daily Planner Todo screenshot 2
Structured: Daily Planner Todo screenshot 3
Structured: Daily Planner Todo screenshot 4
Structured: Daily Planner Todo screenshot 5
Structured: Daily Planner Todo screenshot 6

Organize your day with a visual timeline that integrates your calendar, to-dos, routines, and habits. This app helps users feel calmer, focus faster, and accomplish more daily. It's ideal for work, study, travel, and managing ADHD, offering planning tools and focus timers.

What We Love

  • 🚀 Highly organized and structured
  • 🎨 Customizable colors and icons
  • ⏱️ Visualizes time and task duration
  • 🗓️ Integrates with calendar and reminders

Room to Improve

  • 🕰️ Tedious to change task times
  • 🔀 Difficulty rearranging tasks
  • 🔍 Lack of search for icons
TickTick:To-Do List & Calendar#3

TickTick:To-Do List & Calendar by Appest Limited

Task remind, planner,countdown
Worth Considering
📊 Productivity
4.9😊(44K ratings)
FreeIn-App Purchases
#100in Productivity
TickTick:To-Do List & Calendar screenshot 1
TickTick:To-Do List & Calendar screenshot 2
TickTick:To-Do List & Calendar screenshot 3
TickTick:To-Do List & Calendar screenshot 4
TickTick:To-Do List & Calendar screenshot 5
TickTick:To-Do List & Calendar screenshot 6

This app helps you manage tasks, schedule events, and build habits. It offers cross-device synchronization, multiple reminders, and collaboration features. Stay organized and boost productivity with its comprehensive planning tools.

What We Love

  • 🚀 Highly customizable
  • 👍 Clean, intuitive interface
  • 🕰 Excellent habit tracking
  • 📅 Seamless calendar integration

Room to Improve

  • 🐛 Occasional syncing issues
  • 🔒 Subscription required for full functionality
  • 📝 Limited formatting options in notes

More To Do Calendar apps to explore

4
Todoist: To Do List & Calendar
Todoist: To Do List & Calendar
Todoist: To Do List & Calendar
Task manager & Reminders
Free

Organize your personal and professional life with this intuitive task manager. Capture ideas naturally, manage projects with flexible views, and collaborate with teams seamlessly. It syncs across all your devices, ensuring nothing falls through the cracks.

Natural language task inputQuick Add functionalityFlexible project views (list, board, calendar)
📊 Productivity
(127K)
freemium
5
Simple Calendar: ToDo Planner
Simple Calendar: ToDo Planner
Simple Calendar: ToDo Planner
Schedule list & day organizer
Free
$6.99 | 100% OFF

This app offers a streamlined calendar experience with a focus on simplicity and ease of use. It allows for easy sharing of schedules, extensive customization options like font size and color-coding, and secure passcode locking. It's ideal for users seeking a functional, minimalist organizer.

Schedule sharing15 WidgetsAdjustable font size
📊 Productivity
(6.4K)
free with in-app purchases
6
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
7
To Do List MinimaList & Widget
To Do List MinimaList & Widget
To Do List MinimaList & Widget
Planner, Reminder & Tasks
Free

This app helps you organize your life with intuitive to-do lists, reminders, and a schedule planner. It offers customizable themes, shared lists, and widgets for easy task management. Stay productive with its focus timer and smart input features.

Intuitive and colored listsCustomizable themesShared lists
📊 Productivity
(46K)
free with in-app purchases
8
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
9
Google Calendar: Get Organized
Google Calendar: Get Organized
Google Calendar: Get Organized
Easily plan & schedule
Free

This official app helps you manage your schedule and stay organized. It automatically adds events from Gmail, syncs across devices, and allows for shared calendars. You can also create tasks, customize views, and integrate with Google Meet for collaboration.

Automatic event import from GmailCross-device synchronizationShared calendars for collaboration
📊 Productivity
(131K)
free with in-app purchases
10
Do! - Simple To Do List
Do! - Simple To Do List
Do! - Simple To Do List
The Best of Simple To Do Lists
Free

This app helps you manage your daily tasks with a focus on simplicity and ease of use. Quickly add and complete tasks, set reminders, and automate recurring items. Securely store your data and personalize the experience with themes and fonts.

Fast task addition and completionRecurring task automationHome screen widgets for task visibility
📊 Productivity
(26K)
free with in-app purchases
11
2026 Planner & Agenda - Floret
2026 Planner & Agenda - Floret
2026 Planner & Agenda - Floret
Yearly Digital Cute Calendar
Free

This digital planner and journal helps you organize your life with events, tasks, and habits. Track your daily mood, practice gratitude, and record memories with photos in a beautiful, minimal interface. Stay inspired with quotes and sync with other calendars.

Minimalist designEvent, habit, and task managementDaily mood and gratitude check-ins
📊 Productivity
(7.5K)
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
Any.do: To do list & Planner
Any.do: To do list & Planner
Any.do: To do list & Planner
Reminders, Calendar & Tasks
Free

Organize your life with a comprehensive task list, calendar, and reminder app. Seamlessly sync across devices, set location-based or recurring reminders, and collaborate on shared lists. Boost productivity with intuitive task management and daily planning features.

Seamless cross-device syncingLocation-based and recurring remindersShared lists and task assignment
📊 Productivity
(50K)
free with in-app purchases
14
PocketLife Calendar
PocketLife Calendar
PocketLife Calendar
Calendar Organizer & Reminders
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
15
Mindlist— Ежедневник и заметки
Mindlist— Ежедневник и заметки
Mindlist— Ежедневник и заметки
Календарь, задачи и цели
Free

This app helps you manage your daily schedule and tasks with a minimalist interface. It offers features like reminders, calendar visualization, and customizable task lists to boost productivity without distractions.

No adsCustomizable task listsReminders for appointments
📊 Productivity
(1.6K)
freemium
16
FlowSavvy: AI Schedule Planner
FlowSavvy: AI Schedule Planner
FlowSavvy: AI Schedule Planner
Calendar, Habits & Tasks
Free

This AI-powered planner automatically organizes your to-do list into your calendar, optimizing your schedule up to eight weeks in advance. It intelligently splits tasks, balances workloads, and rebuilds your schedule with changes or delays. Syncs with popular calendars and offers customizable views and reminders.

Advanced AI auto-schedulingTask splitting and workload balancingAutomatic schedule rebuilding
📊 Productivity
(398)
free with in-app purchases
17
Long Day – Day Planner
Long Day – Day Planner
Long Day – Day Planner
Quickly plan your day
Free

This app helps you organize your daily schedule by adding tasks to specific time blocks without interrupting your workflow. It focuses on immediate, hour-by-hour planning, keeping your main calendar clear for future events. Features include task completion gestures, reordering, and customizable time intervals.

Add tasks to time blocks without closing keyboardSwipe to complete or undo tasksPlan today, future, and review past tasks
📊 Productivity
(177)
free with in-app purchases
18
Tweek: Minimal To Do List
Tweek: Minimal To Do List
Tweek: Minimal To Do List
Reminder, Planner, Calendar
Free

This app offers a minimalist weekly planner with a clean, aesthetic design. Organize tasks, reminders, and collaborate with others. Features include printable templates, notes, subtasks, and Google Calendar syncing for enhanced productivity.

Minimalist weekly plannerTask and reminder organizationCollaboration features
📊 Productivity
(1.2K)
free with in-app purchases
19
NotePlan - To-Do List & Notes
NotePlan - To-Do List & Notes
NotePlan - To-Do List & Notes
Markdown, Planner, Calendar
Free

Organize your tasks, notes, and calendar in one unified app. Quickly plan your day with Markdown, link notes bi-directionally, and stay on top of your to-dos with powerful review and search features. Seamlessly integrates with your existing calendars and syncs across all your Apple devices.

Unified task, note, and calendar viewMarkdown for quick task and note creationBi-directional note linking
📊 Productivity
(1.5K)
subscription
20
To Do-Daily Planner & Reminder
To Do-Daily Planner & Reminder
To Do-Daily Planner & Reminder
Schedule, Reminder & To Doist
Free
📊 Productivity
(0)

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FAQ about To Do Calendar

What are the best to do calendar apps for iPhone?
Calendars: Schedule Planner tops our to do calendar apps ranking as of June 2026, with a 4.7-star average from 120K App Store ratings, and it's free to download.
Yes — 20 of the top to do calendar apps we rank are free to download, including Calendars: Schedule Planner and Structured: Daily Planner Todo.
Calendars: Schedule Planner shows ads and offers in-app purchases, according to its App Store listing as of June 2026.
We track 219+ to do calendar apps on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.
Calendars by Readdle is an all-in-one app that functions as a calendar, task manager, daily planner, and habit tracker. It is designed to help users organize their schedules, manage tasks, build routines, and improve overall productivity across their Apple devices.
Key features include viewing and managing your calendar with various views (daily, weekly, monthly), creating events and reminders, organizing to-do lists, adding items using natural language, tracking habits, and syncing across devices with services like Google Calendar and iCloud. It also integrates with meeting platforms like Zoom and Google Meet.

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