Best Outlook Calendar Apps

204+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated July 2026

With an average user rating of 4.7★, the outlook calendar category is one of the App Store's strongest. Browse all 204+ apps we track, sorted so the most loved ones surface first.

Compare top Outlook Calendar Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Microsoft OutlookMicrosoft OutlookFree4.8★ (9.1M)YesYesAug 2026
2CalendarCalendarFree4.9★ (1.5M)NoNoAug 2026
3Google Calendar: Get OrganizedGoogle Calendar: Get OrganizedFree4.5★ (131K)NoYesAug 2026
4Microsoft To DoMicrosoft To DoFree4.7★ (265K)NoNoAug 2026
5One CalendarOne CalendarFree4.8★ (20K)NoYesAug 2026
6Microsoft 365 CopilotMicrosoft 365 CopilotFree4.7★ (1.3M)YesYesAug 2026
7Microsoft OneDriveMicrosoft OneDriveFree4.7★ (487K)NoYesAug 2026
8Calendars: Schedule PlannerCalendars: Schedule PlannerFree4.7★ (121K)NoYesAug 2026

Top Picks for Outlook Calendar

Microsoft Outlook#1

Microsoft Outlook by Microsoft Corporation

Secure Email, Calendar & Files
Editor's Choice
📊 Productivity
4.8😐(9.1M ratings)
FreeAdsIn-App Purchases
#10in Productivity
Microsoft Outlook screenshot 1
Microsoft Outlook screenshot 2
Microsoft Outlook screenshot 3
Microsoft Outlook screenshot 4
Microsoft Outlook screenshot 5
Microsoft Outlook screenshot 6

Consolidate all your email accounts and calendars into one streamlined application. Manage your inbox, schedule meetings, and access files from various cloud services. Enhance productivity with AI-powered writing assistance and smart inbox features.

What We Love

  • 🚀 Great for corporate email
  • 👍 Customizable and user-friendly
  • 🚀 Seamless integration with Microsoft 365
  • 👍 Solid email and calendar functionality

Room to Improve

  • 🐛 Buggy and unstable at times
  • 🔋 High battery consumption
  • 🔒 Security issues with password resets
Calendar#2

Calendar by Apple

Strong Contender
📊 Productivity
4.9😐(1.5M ratings)
Free
Calendar screenshot 1
Calendar screenshot 2
Calendar screenshot 3
Calendar screenshot 4

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.

What We Love

  • 🚀 Essential app for staying organized
  • 👍 Clean, intuitive, and easy to navigate
  • 🔒 Seamless sync across devices
  • 👍 Helpful integration with other apps

Room to Improve

  • 🐛 Autofill suggestions overwrite event time
  • 🔍 Search function not reliable
  • 🔍 Inability to delete past/declined events
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 Outlook 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
One Calendar
One Calendar
One Calendar
All calendars in ONE place!
Free

Consolidate all your digital calendars into a single, easy-to-read view. Manage appointments, events, and birthdays from various providers like Google, Outlook, iCloud, and more, all within one application.

Integrates multiple calendar providersEasy-to-read overviewManage appointments and events
📊 Productivity
(20K)
free with in-app purchases
6
Microsoft 365 Copilot
Microsoft 365 Copilot
Microsoft 365 Copilot
AI-powered productivity
Free

This AI-powered app helps you be more productive at work. Chat with an AI assistant to create content, manage projects, find files, and learn new concepts. It offers voice interaction and expert insights for various tasks.

Chat with AI assistantVoice interactionFind files quickly
📊 Productivity
(1.3M)
free with in-app purchases
7
Microsoft OneDrive
Microsoft OneDrive
Microsoft OneDrive
File & photo cloud storage
Free

Securely store, back up, and sync your photos, videos, and files across all your devices. Share content with others, scan documents, and access files offline. Offers free storage with options to upgrade for more space and premium features.

Automatic photo and video backupFile sharing and managementDocument scanning and editing
📊 Productivity
(487K)
free with in-app purchases
8
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
9
Microsoft Planner
Microsoft Planner
Microsoft Planner
by Microsoft Corporation
Free

Organize teamwork visually with a simple, interactive board. Assign tasks, track progress, and collaborate with your team through integrated conversations and file sharing. Stay updated on all your tasks across different plans and devices.

Visual task boardsTask assignment and trackingTeam collaboration and chat
📊 Productivity
(13K)
free
10
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
11
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
12
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
(9.2K)
freemium
13
TickTick:To-Do List & Calendar
TickTick:To-Do List & Calendar
TickTick:To-Do List & Calendar
Task remind, planner,countdown
Free

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.

Cross-device task synchronizationMultiple reminders and flexible schedulingCalendar views and integration
📊 Productivity
(45K)
freemium
14
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
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
Gmail - Email by Google
Gmail - Email by Google
Gmail - Email by Google
Secure, fast & organized email
Free

This application provides a secure and efficient email experience with advanced features like spam blocking, smart replies, and multi-account support. It integrates with other Google services for enhanced productivity and collaboration.

Robust security & spam blockingReal-time notificationsMultiple account support
📊 Productivity
(2.4M)
free with in-app purchases
17
Timepage: Calendar Planner
Timepage: Calendar Planner
Timepage: Calendar Planner
Weather & Family Appointments
Free

This app offers a visually appealing and intuitive way to manage your schedule. It integrates events, maps, contacts, and weather to help you plan your day efficiently. Features include timeline views, weather forecasts, travel time estimates, and customizable themes.

Intuitive timeline viewMonth heatmap for busy/free timesAnimated weather forecasts
📊 Productivity
(15K)
subscription
18
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
19
Week Calendar - Smart Planner
Week Calendar - Smart Planner
Week Calendar - Smart Planner
Sync Agenda Tasks & Reminders
Free

This app offers a highly customizable calendar experience with multiple view options and automation tools. It allows for easy event management, integration with popular calendar services, and includes features like weather forecasts and calendar insights. An optional Pro version unlocks additional widgets and features.

Customizable calendar views (Day, Agenda, Month, Year)Event automation and templatesDrag-and-drop event rescheduling
📊 Productivity
(10K)
free with in-app purchases
20
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

FAQ about Outlook Calendar

What are the best outlook calendar apps for iPhone?
Microsoft Outlook tops our outlook calendar apps ranking as of July 2026, with a 4.8-star average from 9.1M App Store ratings, and it's free to download.
Yes — 20 of the top outlook calendar apps we rank are free to download, including Microsoft Outlook and Calendar.
Microsoft Outlook shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 204+ outlook calendar apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This application consolidates all your email accounts and calendars into a single, convenient location. It helps you manage your inbox, schedule meetings, and access files from various cloud storage services. The app also offers AI-powered features to enhance productivity, such as summarizing long email threads and assisting with writing.
Key features include a smart inbox that sorts messages, quick swipe actions for managing emails, easy sharing of meeting availability, and the ability to find contacts and trips. You can also view and attach files from services like OneDrive and Dropbox without downloading them, and edit Office documents directly within the app.

Related searches