Best Microsoft 365 Office App

195+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated July 2026

Every iPhone needs a few good microsoft 365 office app. We benchmark 195+ 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 365 CopilotMicrosoft 365 CopilotFree4.7★ (1.3M)YesYesJul 2026
2Microsoft OutlookMicrosoft OutlookFree4.8★ (9.1M)YesYesJul 2026
3Microsoft WordMicrosoft WordFree4.7★ (2.9M)NoYesJul 2026
4Microsoft OneDriveMicrosoft OneDriveFree4.7★ (486K)NoYesJul 2026
5Microsoft ExcelMicrosoft ExcelFree4.8★ (1.4M)NoYesJul 2026
6Office Word:Edit Word DocumentOffice Word:Edit Word DocumentFree4.6★ (7K)NoYesJul 2026
7Microsoft 365 AdminMicrosoft 365 AdminFree4.7★ (5.8K)NoNoJul 2026
8Microsoft PowerPointMicrosoft PowerPointFree4.7★ (565K)NoYesJul 2026

Top Picks for Microsoft 365 Office App

Microsoft 365 Copilot#1

Microsoft 365 Copilot by Microsoft Corporation

AI-powered productivity
Editor's Choice
📊 Productivity
4.7😐(1.3M ratings)
FreeAdsIn-App Purchases
#26in 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

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😐(9.1M ratings)
FreeAdsIn-App Purchases
#8in 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
#8in Productivity
Microsoft Word screenshot 1
Microsoft Word screenshot 2
Microsoft Word screenshot 3
Microsoft Word screenshot 4
Microsoft Word screenshot 5
Microsoft Word screenshot 6

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
(486K)
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
Office Word:Edit Word Document
Office Word:Edit Word Document
Office Word:Edit Word Document
Read, Create & Edit Word docs
Free

Create, edit, and manage Word documents on the go with a user-friendly interface. Collaborate in real-time, secure your files with password protection, and integrate with cloud services. Ideal for professionals, students, and freelancers needing to conquer their document needs.

Create, edit, and view Word documentsReal-time collaborationPassword protection and two-factor authentication
📊 Productivity
(7K)
free with in-app purchases
7
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
8
Microsoft PowerPoint
Microsoft PowerPoint
Microsoft PowerPoint
Design Slideshow Presentations
Free

Create, edit, and present slideshows from anywhere. Access recent files, sync across devices via OneDrive, and collaborate with others in real time. Features AI-powered design ideas and a Presenter Coach for public speaking practice.

Create and edit presentationsView and present slideshowsSync across devices with OneDrive
📊 Productivity
(565K)
free with in-app purchases
9
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
10
Microsoft Teams
Microsoft Teams
Microsoft Teams
Call. Chat. Collaborate
Free

This app brings people together for community activities or work projects. It offers integrated chat, events, meetings, storage, and task management. Connect, collaborate, and get things done securely in one place.

Community and team organization1-on-1 and group chatSecure audio and video calls
💼 Business
(3.4M)
free
11
Office Word: Edit Document
Office Word: Edit Document
Office Word: Edit Document
Read, Edit & Create Word Docs
Free

This app allows you to read, edit, and manage various document types, including Word, PDF, PPT, and Excel files, directly from your mobile device. It offers a streamlined workflow for everyday document tasks, making it convenient for students and professionals alike.

Read, edit, and manage documentsSupports Word, PDF, PPT, and Excel filesConvenient mobile editing tools
📊 Productivity
(544)
free with in-app purchases
12
MobiOffice・Word Docs・Excel・PDF
MobiOffice・Word Docs・Excel・PDF
MobiOffice・Word Docs・Excel・PDF
Edit Office Sheets・PowerPoint
Free

This app allows users to create, edit, and manage documents, spreadsheets, and presentations across various file formats. It offers cloud storage integration, document scanning, and PDF viewing and annotation capabilities. Premium features include advanced editing tools, PDF conversion, and enhanced security options.

Create and edit documents, spreadsheets, and presentationsCompatible with Microsoft Office and Google WorkspaceView and annotate PDF files
💼 Business
(44K)
freemium
13
WPS Office-AI Doc, PDF, Sheet
WPS Office-AI Doc, PDF, Sheet
WPS Office-AI Doc, PDF, Sheet
Office Suite with PDF Editor
Free

This AI-powered office suite transforms your device into a smart workspace. Generate presentations from prompts, digitize notes, and analyze documents with an intelligent assistant. Seamlessly sync across devices for efficient workflow.

AI-powered document analysis and summarizationInstant presentation creation from promptsOCR for digitizing notes and business cards
📊 Productivity
(18K)
subscription
14
Microsoft Edge
Microsoft Edge
Microsoft Edge
A smarter way to browse
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
(538K)
free with in-app purchases
15
Polaris Office - PDF & Docs
Polaris Office - PDF & Docs
Polaris Office - PDF & Docs
View & Edit all kinds of docs
Free

Create, edit, and share documents, spreadsheets, and presentations across multiple devices. This all-in-one office suite offers PDF viewing and conversion, with seamless cloud integration and collaboration features.

Edit and save documents in various formatsView and convert PDFsSync across desktop, iPhone, and iPad
📊 Productivity
(2.5K)
free with in-app purchases
16
iSpreadsheet™ : Office Sheets
iSpreadsheet™ : Office Sheets
iSpreadsheet™ : Office Sheets
Spreadsheet with Excel Formula
Free

Create and manage spreadsheets on your iPhone and iPad with this powerful yet simple application. It offers compatibility with major office solutions, supports various file formats, and integrates with cloud storage services for seamless access and sharing.

Excel formula compatibilityCloud storage integration (Google Drive, Dropbox, iCloud, etc.)Supports .XLS and .CSV file formats
💰 Finance
(9.8K)
free with in-app purchases
17
Microsoft Copilot
Microsoft Copilot
Microsoft Copilot
Ask AI: Chat & Voice Assistant
Free

This AI assistant helps with a wide range of tasks, from creative projects and everyday questions to work-related needs. It offers natural conversation, visual analysis, and learning tools, making tasks easier and faster.

AI Chat & Voice AssistantAI Image GenerationVisual Image Analysis
📊 Productivity
(402K)
free with in-app purchases
18
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
19
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
20
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
(257K)
free

FAQ about Microsoft 365 Office App

What is the best microsoft 365 office app for iPhone?
Microsoft 365 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 — 20 of the top microsoft 365 office app we rank are free to download, including Microsoft 365 Copilot and Microsoft Outlook.
Microsoft 365 Copilot shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 195+ 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.