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Best Free Calendar Organizer Apps

250+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated August 2026

Finding the right free calendar organizer apps can be overwhelming with so many options. We've analyzed 250+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Free Calendar Organizer Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Calendars: Schedule PlannerCalendars: Schedule PlannerFree4.7★ (121K)NoYesAug 2026
2Google Calendar: Get OrganizedGoogle Calendar: Get OrganizedFree4.5★ (131K)NoYesAug 2026
3Simple Calendar: ToDo PlannerSimple Calendar: ToDo PlannerFree was $6.994.6★ (6.4K)YesYesAug 2026
4Simple Calendar・Schedule appSimple Calendar・Schedule appFree4.6★ (2.3K)YesNoAug 2026
5Simple Calendar - SimpleCalSimple Calendar - SimpleCalFree4.7★ (16K)YesYesAug 2026
6Teamup CalendarTeamup CalendarFree4.8★ (9.3K)NoNoAug 2026
7Calendar · Planner & RemindersCalendar · Planner & RemindersFree4.6★ (59K)YesYesAug 2026
8Cozi Family OrganizerCozi Family OrganizerFree4.8★ (397K)YesYesAug 2026

Top Picks for Free Calendar Organizer

Calendars: Schedule Planner#1

Calendars: Schedule Planner by Readdle Technologies Limited

2026 Daily Organizer・Reminder
Editor's Choice
📊 Productivity
4.7😊(121K ratings)
FreeIn-App Purchases
#72in 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
Google Calendar: Get Organized#2

Google Calendar: Get Organized by Google LLC

Easily plan & schedule
Strong Contender
📊 Productivity
4.5😊(131K ratings)
FreeIn-App Purchases
#12in 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
Simple Calendar: ToDo Planner#3

Simple Calendar: ToDo Planner by Komorebi Inc.

Schedule list & day organizer
Worth Considering
📊 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

More Free Calendar Organizer apps to explore

4
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
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
Teamup Calendar
Teamup Calendar
Teamup Calendar
The Shared Calendar for Groups
Free

This app facilitates efficient information sharing and task completion for groups through a shared calendar. It allows for organizing people, scheduling work, managing availability, and securely sharing events with teams or external parties.

View and update multiple sub-calendarsCentrally manage calendar via browserGranular access permissions
💼 Business
(9.3K)
freemium
7
Calendar · Planner & Reminders
Calendar · Planner & Reminders
Calendar · Planner & Reminders
Tasks, Agenda & To Do List AI
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
8
Cozi Family Organizer
Cozi Family Organizer
Cozi Family Organizer
Shared Calendar & To-Do Lists
Free

This app helps families organize their busy lives with a shared calendar, to-do lists, and recipe box. It keeps everyone on the same page for appointments, shopping, and meal planning, accessible from any device.

Shared family calendarColor-coded schedulingReminders and agenda emails
📊 Productivity
(397K)
free with in-app purchases
9
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
10
Calendar : Planner & Organizer
Calendar : Planner & Organizer
Calendar : Planner & Organizer
Calendar
Free

A free organizer for managing all your activities, from work and studies to family events and holidays. Easily schedule new events, set reminders, and organize your timetable with color-coding. Share your calendar with others to sync tasks and plan together.

Daily, weekly, and monthly planningColor-coded event organizationTask and event reminders
📊 Productivity
(2)
ad-supported
11
Calendar App- Schedule Planner
Calendar App- Schedule Planner
Calendar App- Schedule Planner
Plan Your Day, Week & Life
Free
📊 Productivity
(0)
12
Tiny Calendar: Planner & Tasks
Tiny Calendar: Planner & Tasks
Tiny Calendar: Planner & Tasks
Agenda, Organizer & Reminders
Free

This intuitive calendar app syncs with your existing calendars, offering powerful event creation and management tools. Access your schedule offline, set advanced reminders, and view your events in multiple formats on your iPhone, iPad, and Apple Watch.

Natural language input for event creationDrag and drop event editingSyncs with Google Calendar and iOS local calendars
📊 Productivity
(21K)
subscription
13
Family Organizer - Calendar
Family Organizer - Calendar
Family Organizer - Calendar
Shared Daily Calendar Planner
Free

Organize your family's life with a shared calendar, to-do lists, and memory-keeping features. Manage schedules, track tasks, store recipes, and even monitor finances all in one convenient app. Stay connected and get more done together.

Shared family calendarEvent assignment by memberTo-do lists with reminders
🌟 Lifestyle
(2K)
freemium
14
Daily Schedule Planner +
Daily Schedule Planner +
Daily Schedule Planner +
Structured Calendar Organizer
Free
🌟 Lifestyle
(0)
15
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
16
Lual: Calendar for Friends
Lual: Calendar for Friends
Lual: Calendar for Friends
by ALLEN ARRIAGA
Free
🌟 Lifestyle
(0)
17
Pencil Calendar: Daily Planner
Pencil Calendar: Daily Planner
Pencil Calendar: Daily Planner
Good structured notes & tasks
Free

This app transforms daily planning into a creative experience with customizable templates, stickers, and fonts. Organize your tasks, schedules, and goals with a visually engaging interface and share your creations with others.

Creative planning templatesLife-organizing stickersTrending template feed
📊 Productivity
(10K)
free with in-app purchases
18
Calendara: Family Organizer
Calendara: Family Organizer
Calendara: Family Organizer
Shared Calendar & Smart Lists
Free

Effortlessly organize your family's life by turning photos into calendar events and smart lists. AI extracts details from flyers, schedules, and notes, syncing them across devices for seamless family coordination. Enjoy all features unlocked during early access.

Photo to calendar event conversionAI-powered list creation from photosShared family calendar
📊 Productivity
(6)
free
19
Calendio
Calendio
Calendio
A minimalistic Calendar
Free

This app offers a clean and elegant way to manage your schedule. Its minimalistic design and user-friendly interface make organizing your day straightforward and efficient.

Minimalistic designSleek interfaceEasy navigation
📊 Productivity
(0)
free
20
Agendo Week Calendar
Agendo Week Calendar
Agendo Week Calendar
Your weekly planner, your way
Free
📊 Productivity
(0)

FAQ about Free Calendar Organizer

What are the best free calendar organizer apps for iPhone?
Calendars: Schedule Planner tops our free calendar organizer apps ranking as of August 2026, with a 4.7-star average from 121K App Store ratings, and it's free to download.
Calendars: Schedule Planner has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ free calendar organizer apps on the iOS App Store as of August 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.