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Best Free To Do Calendar Apps

250+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated August 2026

If you already know To Do List, Calendar Organizer, this is the deeper bench. 250+ free to do calendar apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.

Compare top Free To Do Calendar Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1To Do List, Calendar OrganizerTo Do List, Calendar OrganizerFree4.3★ (1.6K)NoYesAug 2026
2Simple Calendar: ToDo PlannerSimple Calendar: ToDo PlannerFree was $6.994.6★ (6.4K)YesYesAug 2026
3Google Calendar: Get OrganizedGoogle Calendar: Get OrganizedFree4.5★ (131K)NoYesAug 2026
4Microsoft To DoMicrosoft To DoFree4.7★ (265K)NoNoAug 2026
5Simple Calendar - SimpleCalSimple Calendar - SimpleCalFree4.7★ (16K)YesYesAug 2026
6Calendars: Schedule PlannerCalendars: Schedule PlannerFree4.7★ (121K)NoYesAug 2026
7Weekly Planner - Diary, NotesWeekly Planner - Diary, NotesFree4.7★ (15K)NoYesAug 2026
824me: Calendar・Planner & To Do24me: Calendar・Planner & To DoFree4.5★ (6.8K)NoYesAug 2026

Top Picks for Free To Do Calendar

To Do List, Calendar Organizer#1

To Do List, Calendar Organizer by Planner X LLC

Digital Daily Agenda Planner
Editor's Choice
📊 Productivity
4.3😞(1.6K ratings)
FreeIn-App Purchases
To Do List, Calendar Organizer screenshot 1
To Do List, Calendar Organizer screenshot 2
To Do List, Calendar Organizer screenshot 3
To Do List, Calendar Organizer screenshot 4
To Do List, Calendar Organizer screenshot 5
To Do List, Calendar Organizer screenshot 6

This app combines to-do lists, calendars, and reminders into a single, user-friendly interface. Plan your day, week, or month with intuitive views and never miss an important task or event with customizable reminders. It's designed to help you manage your busy life more efficiently.

What We Love

  • 👍 Useful task manager
  • 👍 Helps organize life
  • 👍 Simple and minimal interface
  • 👍 Multiple views (agenda, calendar)

Room to Improve

  • 🐛 Frequent crashes and freezes
  • 🔒 Forced subscription model
  • 🔒 Difficult to cancel subscription
Simple Calendar: ToDo Planner#2

Simple Calendar: ToDo Planner by Komorebi Inc.

Schedule list & day organizer
Strong Contender
📊 Productivity
4.6😊(6.4K ratings)
FreeAdsIn-App Purchases
Simple Calendar: ToDo Planner screenshot 1
Simple Calendar: ToDo Planner screenshot 2
Simple Calendar: ToDo Planner screenshot 3
Simple Calendar: ToDo Planner screenshot 4
Simple Calendar: ToDo Planner screenshot 5
Simple Calendar: ToDo Planner screenshot 6

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.

What We Love

  • 🚀 Easy to use
  • 👍 Customizable colors and design
  • 💡 Helpful for organization
  • 🚀 Simple calendar functionality

Room to Improve

  • 🐛 Glitchy behavior (moving events, deleting, duplicating)
  • 🐛 Language issues (randomly changing to Spanish)
  • 🐛 Widget not working properly
Google Calendar: Get Organized#3

Google Calendar: Get Organized by Google

Easily plan & schedule
Worth Considering
📊 Productivity
4.5😊(131K ratings)
FreeIn-App Purchases
#14in Productivity
Google Calendar: Get Organized screenshot 1
Google Calendar: Get Organized screenshot 2
Google Calendar: Get Organized screenshot 3
Google Calendar: Get Organized screenshot 4
Google Calendar: Get Organized screenshot 5
Google Calendar: Get Organized screenshot 6

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.

What We Love

  • 🚀 Keeps me organized
  • 🎨 Customizable colors
  • 📅 Integrates with email and other calendars
  • 🔔 Helpful reminders

Room to Improve

  • 🐛 Crashes and freezes
  • 🕰️ Slow loading times
  • 📆 Date on app icon doesn't change

More Free To Do Calendar apps to explore

4
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
(265K)
free
5
Simple Calendar - SimpleCal
Simple Calendar - SimpleCal
Simple Calendar - SimpleCal
Tasks & ToDo for your schedule
Free

This app offers a straightforward way to manage your schedule, sync events across devices using iCloud or Google Calendar, and stay organized with reminders and weather forecasts. Its customizable interface and simple design make adding and editing events quick and intuitive.

Cross-platform sync (iCloud/Google)Event reminders (daily, weekly, monthly, yearly)Weather forecast integration
📊 Productivity
(16K)
free with in-app purchases
6
Calendars: Schedule Planner
Calendars: Schedule Planner
Calendars: Schedule Planner
2026 Daily Organizer・Reminder
Free

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.

Calendar, task, and habit managementDaily, weekly, and monthly viewsNatural language event creation
📊 Productivity
(121K)
free with in-app purchases
7
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
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
(6.8K)
free with in-app purchases
9
OneCalendar Free - All in one calendar
OneCalendar Free - All in one calendar
OneCalendar Free - All in one calendar
by Hoan Ngo
Free

This app combines multiple productivity tools into a single interface. Manage your schedule, to-do lists, weather forecasts, and notes with photo diaries, all in one place.

Calendar synchronizationTo-do list managementWeather forecasts
📊 Productivity
(1)
free
10
Vantage Calendar
Vantage Calendar
Vantage Calendar
Calendar & To-Do List
Free

This app offers a visually engaging way to manage your schedule and to-do lists. It uses colorful cues, stickers, and "stacks" to help you understand your day at a glance. Integrated to-dos can be easily scheduled by dragging and dropping them onto dates.

Visual cues (colors, stickers, book covers)Summarize days with 'Stacks'Integrated to-do lists in notebooks
📊 Productivity
(1.8K)
free with in-app purchases
11
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
12
Calendar App- Schedule Planner
Calendar App- Schedule Planner
Calendar App- Schedule Planner
Plan Your Day, Week & Life
Free
📊 Productivity
(0)
13
To-do Calendar
To-do Calendar
To-do Calendar
Calendar with to-do list.
Free
📊 Productivity
(0)
14
Jotcal: Calm Calendar
Jotcal: Calm Calendar
Jotcal: Calm Calendar
The calendar you glance at
Free
📊 Productivity
(0)
15
Calendar ۬
Calendar ۬
Calendar ۬
Planner Task & Calendar
Free
📊 Productivity
(0)
16
Calendar - 2026
Calendar - 2026
Calendar - 2026
2026 Calendar Planner,Reminder
Free

This daily planner and reminder app helps you organize tasks, meetings, and events with customizable views and notifications. It offers to-do lists, checklists, and the ability to add locations and notes to your schedule.

Daily to-do listsMultiple calendar views (day, week, month, year)Notification reminders
📊 Productivity
(7)
free with in-app purchases
17
Simple Calendar - Calendar
Simple Calendar - Calendar
Simple Calendar - Calendar
Daily Planner - To Do List
Free
📊 Productivity
(0)
18
Simple Calendar・Schedule app
Simple Calendar・Schedule app
Simple Calendar・Schedule app
simple and cool calendar app
Free

This app offers a streamlined calendar experience, focusing on essential features for easy event management. It's designed for users who prefer simplicity and a clean interface over complex functionalities. Get organized with core calendar tools and helpful notifications.

Calendar viewEvent creationSearch functionality
📊 Productivity
(2.3K)
ad-supported
19
Calends: Merge Calendars
Calends: Merge Calendars
Calends: Merge Calendars
Share work & family schedules
Free
📊 Productivity
(0)
20
On Time: Calendar & Schedule
On Time: Calendar & Schedule
On Time: Calendar & Schedule
Digital Calendar Life Planner
Free
💼 Business
(0)

FAQ about Free To Do Calendar

What are the best free to do calendar apps for iPhone?
To Do List, Calendar Organizer tops our free to do calendar apps ranking as of August 2026, with a 4.3-star average from 1.6K App Store ratings, and it's free to download.
To Do List, Calendar Organizer has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ free to do calendar apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app serves as a comprehensive life organizer by combining to-do lists, calendar functionality, and reminders into one seamless application. It helps users manage their tasks, schedule events, and set reminders to stay on top of their busy lives.
Key features include organizing tasks into folders and sections, drag-and-drop sorting, adding subtasks and notes, automatic calendar syncing, daily/weekly/monthly views, and customizable repeating reminders. It also offers cross-device synchronization for seamless access.