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Best Microsoft 365 Office App

244+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated July 2026

Every iPhone needs a few good microsoft 365 office app. We benchmark 244+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Microsoft 365 Office App (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Microsoft CopilotMicrosoft CopilotFree4.7★ (1.3M)YesYesAug 2026
2Microsoft OutlookMicrosoft OutlookFree4.8★ (9.2M)YesYesAug 2026
3Microsoft WordMicrosoft WordFree4.7★ (2.9M)NoYesAug 2026
4Microsoft OneDriveMicrosoft OneDriveFree4.7★ (487K)NoYesAug 2026
5Microsoft ExcelMicrosoft ExcelFree4.8★ (1.4M)NoYesAug 2026
6Microsoft 365 AdminMicrosoft 365 AdminFree4.6★ (5.8K)NoNoAug 2026
7Documents (Office Docs)Documents (Office Docs)Free4.5★ (43K)YesNoAug 2026
8Microsoft SharePointMicrosoft SharePointFree4.6★ (139K)NoNoAug 2026

Top Picks for Microsoft 365 Office App

Microsoft Copilot#1

Microsoft Copilot by Microsoft Corporation

AI-powered productivity
Editor's Choice
📊 Productivity
4.7😐(1.3M ratings)
FreeAdsIn-App Purchases
#25in Productivity
Microsoft Copilot screenshot 1
Microsoft Copilot screenshot 2
Microsoft Copilot screenshot 3
Microsoft Copilot screenshot 4
Microsoft Copilot screenshot 5
Microsoft Copilot screenshot 6

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.

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
Microsoft Outlook#2

Microsoft Outlook by Microsoft Corporation

Secure Email, Calendar & Files
Strong Contender
📊 Productivity
4.8😐(9.2M ratings)
FreeAdsIn-App Purchases
#5in 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
Microsoft Word#3

Microsoft Word by Microsoft Corporation

Create a Resume, Essay or PDF
Worth Considering
📊 Productivity
4.7😐(2.9M ratings)
FreeIn-App Purchases
#9in Productivity
Microsoft Word screenshot 1
Microsoft Word screenshot 2
Microsoft Word screenshot 3
Microsoft Word screenshot 4
Microsoft Word screenshot 5

Create, edit, and share documents on your mobile device. This powerful word processor offers templates, formatting tools, and collaborative features to help you write impactful text documents, resumes, and more. Your office moves with you, allowing for seamless editing and sharing from anywhere.

What We Love

  • 🚀 Seamless sync between devices
  • 📝 Great for writing and editing
  • 🔒 Secure document storage
  • 💡 Helpful for school and work

Room to Improve

  • 🐛 Frequent crashes and data loss
  • ⏱️ Laggy and slow performance
  • 💰 Expensive subscription required

More Microsoft 365 Office App apps to explore

4
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
5
Microsoft Excel
Microsoft Excel
Microsoft Excel
Organize Your Data and Budget
Free

This powerful productivity app allows you to create, view, and edit spreadsheets on the go. Manage data, perform calculations, and analyze information with robust formatting and charting tools. Share your work easily with others.

Create, view, and edit spreadsheetsData analysis with charts and graphsBudgeting and accounting tools
📊 Productivity
(1.4M)
free with in-app purchases
6
Microsoft 365 Admin
Microsoft 365 Admin
Microsoft 365 Admin
by Microsoft Corporation
Free

Manage your Microsoft 365 or Office 365 business subscription from your mobile device. Add users, reset passwords, manage devices, and monitor service health. Stay informed with critical notifications and support requests on the go.

Manage users and groupsReset passwordsManage devices
📊 Productivity
(5.8K)
free
7
Documents (Office Docs)
Documents (Office Docs)
Documents (Office Docs)
Edit, Browse and Manage Files
Free

This mobile office suite allows users to edit and manage spreadsheet and rich text files on their iPhone and iPad. It offers online and offline functionality, synchronization with cloud storage services, and compatibility with major office suites.

Edit spreadsheet and rich text filesOnline and offline functionalitySynchronize with Google Drive, Dropbox, Box, SkyDrive
💼 Business
(43K)
free with in-app purchases
8
Microsoft SharePoint
Microsoft SharePoint
Microsoft SharePoint
by Microsoft Corporation
Free

Access organizational files, news, and colleagues on the go. This app uses AI to personalize your experience, helping you find expertise and content quickly. Stay connected with your team and collaborate effectively from anywhere.

Personalized file and news discoveryAI-powered search for content and expertiseAccess team and communication sites
📊 Productivity
(139K)
free
9
Docs² | for Microsoft Office
Docs² | for Microsoft Office
Docs² | for Microsoft Office
Word, Excel & PowerPoint docs
$9.99

This app helps you create, edit, and manage Microsoft Office documents on the go. It offers video guides, templates, and a document browser for efficient workflow. Secure your files and sync them across devices for seamless productivity.

Create Word, Excel, PowerPoint documentsEdit and share documents onlineAccess free document templates
💼 Business
(688)
free
10
Mail
Mail
Mail
by Apple
Free

Consolidate all your email accounts into a single, organized inbox. Prioritize important messages, quickly respond with smart replies, and manage your inbox efficiently with features like scheduling and snoozing. Enjoy enhanced privacy with IP address hiding and read receipt prevention.

Unified inbox for multiple accountsAutomatic message categorizationPriority Messages and summarization
📊 Productivity
(4M)
free
11
SharePlus for Office 365
SharePlus for Office 365
SharePlus for Office 365
Mobile access for SharePoint
Free

Access and manage your SharePoint and Office 365 content on the go. This app allows offline editing, secure access to various cloud storage services, and content discovery features. It offers robust security and collaboration tools for individuals and enterprises.

Instant content access and discoveryOffline editing and syncingSecure access to multiple data sources
📊 Productivity
(26)
free with in-app purchases
12
Power Apps
Power Apps
Power Apps
by Microsoft Corporation
Free

Access custom business applications for work or school from any location. This app serves as a portal to a variety of tools, from campus maps and event registration to expense tracking and performance dashboards. Build and share your own low-code apps easily.

Access work or school apps anywhereCustomizable app portalEvent registration tools
💼 Business
(23K)
free
13
Quip - Docs, Chat, Sheets
Quip - Docs, Chat, Sheets
Quip - Docs, Chat, Sheets
by Quip
Free

This app combines chat, documents, slides, and spreadsheets into a single platform for seamless team collaboration. It streamlines workflows by reducing the need for emails and meetings, allowing teams to work faster and more efficiently across all their devices.

Living documentsIntegrated chat and messagingFull-featured spreadsheets
📊 Productivity
(26K)
free
14
Microsoft Power BI
Microsoft Power BI
Microsoft Power BI
Business data analytics
Free

Access and analyze your business data from anywhere with powerful mobile tools. Visualize key metrics, filter information, and share insights on the go. Get real-time notifications and ask questions of your data with a virtual analyst.

View data in one placeExplore, filter, and focus dataAnnotate and share reports
💼 Business
(95K)
free
15
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
16
Google Docs
Google Docs
Google Docs
Edit Documents and Collaborate
Free

Create, edit, and collaborate on documents online in real time. Work together seamlessly with your team, even offline, and access a variety of file types. AI-powered features can help draft and refine content.

Real-time collaborationOffline editingTemplate library
📊 Productivity
(3.2M)
freemium
17
Microsoft OneNote
Microsoft OneNote
Microsoft OneNote
Capture Notes, Ideas and Memos
Free

Capture thoughts, ideas, and plans in a digital notepad. Organize, search, and secure your notes, memos, and sketches. Sync across devices for access anywhere, anytime. Collaborate with others on shared notepads.

Capture thoughts and ideasDigital sketchbookOrganize and search notes
📊 Productivity
(1.1M)
free with in-app purchases
18
Common Task Guide for Office 365
Common Task Guide for Office 365
Common Task Guide for Office 365
by Shane Bedasee
Free

This tutorial-based application helps Office 365 administrators learn how to perform common tasks across various services like Exchange Online, SharePoint, and Office apps. It provides step-by-step guidance based on frequently encountered support requests.

Tutorial-based task guidanceCovers Office 365 servicesExchange Online instructions
💼 Business
(12)
free
19
Microsoft Edge
Microsoft Edge
Microsoft Edge
Start here, get it done here
Free

This AI-powered browser integrates a personal assistant to enhance productivity. It helps summarize content, answer questions, and create images using advanced AI models. Customize your browsing with extensions and enjoy enhanced privacy and security features.

AI-powered browsing with CopilotSummarize articles, videos, and PDFsGenerate images with AI
🔧 Utilities
(564K)
free with in-app purchases
20
MyDesk App
MyDesk App
MyDesk App
Dynamic office of the future
Free
💼 Business
(0)

FAQ about Microsoft 365 Office App

What is the best microsoft 365 office app for iPhone?
Microsoft Copilot tops our microsoft 365 office app ranking as of July 2026, with a 4.7-star average from 1.3M App Store ratings, and it's free to download.
Yes — 19 of the top microsoft 365 office app we rank are free to download, including Microsoft Copilot and Microsoft Outlook.
Microsoft Copilot shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 244+ microsoft 365 office app on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
The app acts as an AI-first productivity tool for work. It allows you to chat with an AI assistant to create content, manage projects, find files, and accelerate learning. It aims to help users get more done efficiently.
Key features include chatting with an AI assistant for tasks like drafting emails or summarizing documents, interacting via voice for preparation and brainstorming, quickly finding files, accelerating learning by explaining concepts, generating research reports, creating polished content, and managing projects with Copilot Notebooks.