Best Microsoft 365 Business Apps

248+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated August 2026

Looking for free microsoft 365 business apps? 20 of our 248+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Microsoft 365 Business Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Microsoft OutlookMicrosoft OutlookFree4.8★ (9.2M)YesYesAug 2026
2Microsoft CopilotMicrosoft CopilotFree4.7★ (1.3M)YesYesAug 2026
3Microsoft 365 AdminMicrosoft 365 AdminFree4.6★ (5.8K)NoNoAug 2026
4Microsoft OneDriveMicrosoft OneDriveFree4.7★ (487K)NoYesAug 2026
5PDF & PowerPoint ConverterPDF & PowerPoint ConverterFree4.5★ (170)YesYesAug 2026
6Microsoft TeamsMicrosoft TeamsFree4.8★ (3.4M)NoYesAug 2026
7Microsoft SharePointMicrosoft SharePointFree4.6★ (139K)NoNoAug 2026
8Microsoft ExcelMicrosoft ExcelFree4.8★ (1.4M)NoYesAug 2026

Top Picks for Microsoft 365 Business

Microsoft Outlook#1

Microsoft Outlook by Microsoft Corporation

Secure Email, Calendar & Files
Editor's Choice
📊 Productivity
4.8😐(9.2M ratings)
FreeAdsIn-App Purchases
#6in Productivity
Microsoft Outlook screenshot 1
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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 Copilot#2

Microsoft Copilot by Microsoft Corporation

AI-powered productivity
Strong Contender
📊 Productivity
4.7😐(1.3M ratings)
FreeAdsIn-App Purchases
#21in Productivity
Microsoft Copilot screenshot 1
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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 365 Admin#3

Microsoft 365 Admin by Microsoft Corporation

Worth Considering
📊 Productivity
4.6😊(5.8K ratings)
Free
Microsoft 365 Admin screenshot 1
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Microsoft 365 Admin screenshot 6

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.

What We Love

  • 💻 Easy to use
  • 🔑 Convenient password resets
  • 🚀 Efficient admin tasks on the go
  • 📱 Helpful for mobile management

Room to Improve

  • 🐛 Crashes and freezes
  • 🔍 Limited functionality compared to web portal
  • 🔍 Difficult to switch between accounts

More Microsoft 365 Business 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
PDF & PowerPoint Converter
PDF & PowerPoint Converter
PDF & PowerPoint Converter
PDF Convert & PowerPoint files
Free

Easily convert PowerPoint files to PDF and PDF documents to PPT or PPTX. This user-friendly tool offers high-quality conversions for various file sizes, making document management efficient.

PDF to PPTX conversionPPTX to PDF conversionHigh-quality file output
📊 Productivity
(170)
free with in-app purchases
6
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
7
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
8
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
9
Table Memo
Table Memo
Table Memo
Memo of spread sheet form
Free

Create and manage simple memos in a spreadsheet format. Organize data with customizable columns and rows, and export your memos as CSV files. This app also functions as a CSV viewer.

Spreadsheet-style memo creationAdd/delete columns and rowsEdit item names and cell data
💼 Business
(502)
free with in-app purchases
10
Dynamics 365 for phones
Dynamics 365 for phones
Dynamics 365 for phones
by Microsoft Corporation
Free

This business solution helps professionals engage with customers and stay productive on the go. Update notes, tasks, and records offline or online, arriving prepared for every appointment. It offers tools for managing data and updating status for sales, agents, and supervisors.

Offline access with synchronizationPersonalized action hub (Workspace)Enhanced note-taking with device access
💼 Business
(5.7K)
free
11
Microsoft Word
Microsoft Word
Microsoft Word
Create a Resume, Essay or PDF
Free

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.

Create and edit documentsModern templatesRich formatting and layout options
📊 Productivity
(2.9M)
free with in-app purchases
12
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
13
XLS Sheet: XLS Viewer & Editor
XLS Sheet: XLS Viewer & Editor
XLS Sheet: XLS Viewer & Editor
View & Edit XLS documents
Free

View and edit Excel spreadsheets directly on your iOS device. Seamlessly sync with cloud services, work offline, and utilize powerful editing tools. Offers robust security and customization options for efficient data management.

Intuitive Excel viewingPowerful editing toolsCloud integration (iCloud, Google Drive, Dropbox)
💼 Business
(48)
free with in-app purchases
14
Dynamics 365 Business Central
Dynamics 365 Business Central
Dynamics 365 Business Central
Connect and grow your business
Free

This comprehensive business management solution connects finance, sales, service, and operations teams in one application. It offers AI features and interoperability with Microsoft 365 to optimize processes, adapt faster, and work smarter.

Connects finance, sales, service, and operationsStep-by-step onboarding guidanceContextual next best action intelligence
💼 Business
(18)
free
15
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
16
Skype for Business
Skype for Business
Skype for Business
Formerly Lync 2013
Free

This app enables voice and video calls, instant messaging, and conferencing on your mobile device. It allows you to join meetings, manage participants, and access recent conversations. It requires a Skype for Business or Lync account to function fully.

Voice and video callsInstant messagingConference calling
💼 Business
(16K)
free
17
Intune Company Portal
Intune Company Portal
Intune Company Portal
Company resources on the go
Free

Access corporate apps, data, and resources securely from your mobile device. Enroll your device, reset passwords, find work-related apps, and manage your enrolled devices. Get IT support contact information directly within the app.

Enroll device for corporate resourcesReset work account passwordDiscover company-provided apps
💼 Business
(707K)
free
18
Windows App Mobile
Windows App Mobile
Windows App Mobile
Previously Remote Desktop
Free

Connect securely to Windows PCs, virtual apps, and desktops from your iOS or iPadOS device. Access your work environment remotely with ease, managing connections and resources from a unified client.

Connect to remote PCs and virtual desktopsAccess managed resourcesRemote Desktop Gateway support
💼 Business
(7.7K)
free
19
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
20
Common Task Guide for M365
Common Task Guide for M365
Common Task Guide for M365
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

FAQ about Microsoft 365 Business

What are the best microsoft 365 business apps for iPhone?
Microsoft Outlook tops our microsoft 365 business apps ranking as of August 2026, with a 4.8-star average from 9.2M App Store ratings, and it's free to download.
Yes — 20 of the top microsoft 365 business apps we rank are free to download, including Microsoft Outlook and Microsoft Copilot.
Microsoft Outlook shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 248+ microsoft 365 business apps on the iOS App Store as of August 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.