Best Office 365 Outlook Apps

190+ iOS apps curated and reviewed

4.5 avg rating
18 free apps
Updated April 2026

Finding the right office 365 outlook app can be overwhelming with so many options. We've analyzed 190+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Top Picks for Office 365 Outlook

Microsoft Outlook#1

Microsoft Outlook by Microsoft Corporation

Secure Email, Calendar & Files
Editor's Choice
📊 Productivity
4.8😐(9M ratings)
FreeAdsIn-App Purchases
#7in 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

Get organized and stay connected with our secure email and calendar application. Manage your schedule, emails, and contacts effortlessly on any device. Download now for seamless productivity.

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
Microsoft 365 Copilot#2

Microsoft 365 Copilot by Microsoft Corporation

AI-powered productivity
Strong Contender
📊 Productivity
4.7😐(1.3M ratings)
FreeAdsIn-App Purchases
#16in Productivity
Microsoft 365 Copilot screenshot 1
Microsoft 365 Copilot screenshot 2
Microsoft 365 Copilot screenshot 3
Microsoft 365 Copilot screenshot 4
Microsoft 365 Copilot screenshot 5
Microsoft 365 Copilot screenshot 6

Unlock your productivity with this all-in-one suite of essential office tools. Create documents, analyze data, and design presentations seamlessly with this powerful application suite. Boost your efficiency and streamline your work processes today!

What We Love

  • 🚀 Seamless integration of Office apps
  • 🔒 Secure cloud storage with OneDrive
  • 👍 Convenient all-in-one productivity solution
  • 🚀 Great for on-the-go work and collaboration

Room to Improve

  • 🐛 Inconsistent file saving and syncing
  • 🔍 Confusing file management and navigation
  • 🔍 Limited functionality compared to desktop Office
Mail App for Outlook 365#3

Mail App for Outlook 365 by ElevenThirteen LLC

Exchange express office email
Worth Considering
📊 Productivity
3.7(6 ratings)
FreeAdsIn-App Purchases
Mail App for Outlook 365 screenshot 1
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Mail App for Outlook 365 screenshot 3
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Mail App for Outlook 365 screenshot 6

This email application provides fast and efficient management of Exchange and IMAP accounts, allowing users to quickly search, read, send, and file emails, with features such as intelligent inbox prioritization and email postponing. Try it now and upgrade to a PRO account with flexible subscription options for enhanced functionality.

More Office 365 Outlook apps to explore

4
Mail
Mail
Mail
by Apple Distribution International
Free

Access and manage emails from multiple accounts in one place with features like scheduling emails, setting reminders, and using Mail Privacy Protection for enhanced security. Streamline your email management and communication effortlessly.

📊 Productivity
(4M)
5
Microsoft Word
Microsoft Word
Microsoft Word
Create a Resume, Essay or PDF
Free

Create and share documents easily with a powerful word processing app. Access modern templates, rich formatting options, and collaborate seamlessly with others. Download now for a complete Microsoft Office experience.

📊 Productivity
(2.9M)
6
Microsoft Teams
Microsoft Teams
Microsoft Teams
Call. Chat. Collaborate
Free

Connect, collaborate, and communicate seamlessly with the all-in-one platform that is designed to bring people together for work or personal projects. Easily host meetings, chat, share files, manage tasks, and collaborate on documents while maintaining a secure and organized environment. Join calls, express yourself with emojis, and stay productive with features like cloud storage and task lists. Download now and experience the power of streamlined teamwork and communication.

💼 Business
(3.4M)
7
Microsoft 365 Admin
Microsoft 365 Admin
Microsoft 365 Admin
by Microsoft Corporation
Free

Manage users, groups, devices, reset passwords, and more with powerful administrative tools. Streamline your administrative tasks efficiently.

📊 Productivity
(5.8K)
8
Microsoft Excel
Microsoft Excel
Microsoft Excel
Organize Your Data and Budget
Free

A powerful spreadsheet app that helps you organize and manage data efficiently, even on the go. Create, edit, and share files with ease, customize tables, and access advanced features for data analysis and productivity. Try it today for seamless data handling and budgeting.

📊 Productivity
(1.4M)
9
Microsoft SharePoint
Microsoft SharePoint
Microsoft SharePoint
by Microsoft Corporation
Free

Discover files, news, sites, and people personalized for you with AI-infused features on the go. Easily access, search, collaborate, and stay productive with your team while using the app. Start exploring now for seamless integration and enhanced teamwork.

📊 Productivity
(136K)
10
Microsoft PowerPoint
Microsoft PowerPoint
Microsoft PowerPoint
Design Slideshow Presentations
Free

Create, edit, and share visually stunning presentations on-the-go with this powerful slideshow maker app. Collaborate in real-time, access your files seamlessly across devices, and receive AI-powered feedback to enhance your public speaking skills. Download now for a complete Microsoft Office experience.

📊 Productivity
(558K)
11
Mail App for Outlook
Mail App for Outlook
Mail App for Outlook
Inbox Zero Mail Client
Free

A new Inbox Zero Mail Client for Outlook, offering quick inbox triaging, fast message management, rich keyboard shortcuts, and instant sync. This native Outlook app prioritizes privacy and efficiency for handling recent emails. Share your feedback via in-app support. Explore now!

📊 Productivity
(5K)
12
TaskTask for Outlook Tasks
TaskTask for Outlook Tasks
TaskTask for Outlook Tasks
by TaskTask LLC
Free
$4.99 | 100% OFF

TaskTask is a task management app that seamlessly syncs your Outlook or Gmail tasks to your iPhone, including advanced properties and flagged email items. Easily create, organize, and complete tasks, set reminders, and more. Streamline your task management with TaskTask for a productive workflow.

📊 Productivity
(1.1K)
13
Microsoft Planner
Microsoft Planner
Microsoft Planner
by Microsoft Corporation
Free

This application requires an Office 365 work or school subscription and provides a visual way to organize teamwork. Users can create plans, assign tasks, share files, chat, and track progress collaboratively across devices. Learn more at the provided link.

📊 Productivity
(13K)
14
MobiOffice・Word Docs・Excel・PDF
MobiOffice・Word Docs・Excel・PDF
MobiOffice・Word Docs・Excel・PDF
Edit Office Sheets・PowerPoint
Free

A comprehensive office suite for document management, editing, and collaboration. Create, edit, and share documents seamlessly across devices for enhanced productivity. Start organizing your work efficiently today!

💼 Business
(44K)
15
Email - Edison Mail
Email - Edison Mail
Email - Edison Mail
No more Spam - Inbox Zero
Free

A fast and secure email application with advanced features for efficient organization and management of emails. Take control of your inbox with Edison Mail.

📊 Productivity
(2.5K)
16
Boxer - Workspace ONE
Boxer - Workspace ONE
Boxer - Workspace ONE
Omnissa Workspace ONE
Free

Experience seamless email, calendar, and contacts management with an intuitive app tailored to your work style. Enhance productivity with custom features like swipe gestures, quick replies, and easy calendar sharing. Stay secure with touch ID and PIN support. Visit whatisworkspaceone.com/boxer for more information.

💼 Business
(77K)
17
Documents
Documents
Documents
Office Suite for iPhone & iPad
$4.99

An all-in-one Office Suite for iPhone that lets you create, edit, and share documents on the go. Stay productive with this convenient tool for all your document needs. Download now and boost your efficiency!

💼 Business
(4.4K)
18
Microsoft OneDrive
Microsoft OneDrive
Microsoft OneDrive
File & photo cloud storage
Free

Store, access, and share your files securely across devices with ease using this cloud-based storage application. Keep all your important documents in one place and access them anytime, anywhere."

📊 Productivity
(486K)
19
MailBuzzr for Outlook
MailBuzzr for Outlook
MailBuzzr for Outlook
Email for Hotmail and Outlook
Free

Experience convenient email management with a feature-rich app, offering multiple account support, unified inbox, quick peek functionality, professional signature options, smart tags and notifications, undo actions, elegant design, beautiful themes, and more. Enhance your email experience effortlessly. For questions or suggestions, contact support@aversys.com.

📊 Productivity
(520)
20
Mail+ for Outlook
Mail+ for Outlook
Mail+ for Outlook
by MAIL PLUS APP LLC
$4.99

An email management app that offers seamless integration with Outlook, providing users with advanced features such as categorization, priority filters, and attachment organization. Streamline your email experience and boost productivity today!

💼 Business
(840)

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