Best Outlook Web App

241+ iOS apps curated and reviewed

4.3 avg rating
19 free apps
Updated October 2026

Looking for free outlook web app? 19 of our 241+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Outlook Web App (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Microsoft OutlookMicrosoft OutlookFree4.8★ (9.4M)YesYesNov 2026
2Mail App for OutlookMail App for OutlookFree4.4★ (8K)NoYesNov 2026
3MailMailFree4.6★ (4.5M)NoNoNov 2026
4Microsoft EdgeMicrosoft EdgeFree4.7★ (596K)NoYesNov 2026
5myMail box: email client appmyMail box: email client appFree4.4★ (18K)YesNoNov 2026
6Boxer - Workspace ONEBoxer - Workspace ONEFree4.4★ (77K)NoNoNov 2026
7Citrix Secure MailCitrix Secure MailFree4.5★ (5.9K)NoNoNov 2026
8Mail+ for OutlookMail+ for Outlook$4.993.9★ (840)NoYesOct 2026

Top Picks for Outlook Web App

Microsoft Outlook#1

Microsoft Outlook by Microsoft Corporation

Secure Email, Calendar & Files
Editor's Choice
📊 Productivity
4.8😐(9.4M ratings)
FreeAdsIn-App Purchases
#12in Productivity
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Consolidate all your email accounts and calendars into one streamlined application. Manage your inbox, schedule meetings, and access files effortlessly. Enhance your productivity with smart features and AI-powered assistance for writing and summarizing emails.

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
  • 👎 Limited file attachment options
Mail App for Outlook#2

Mail App for Outlook by Intrepid

Inbox Zero Mail Client
Strong Contender
📊 Productivity
4.4😞(8K ratings)
FreeIn-App Purchases
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This app offers a fast and efficient way to manage your Outlook inbox, focusing on quick triaging and instant message sending/receiving. It prioritizes privacy and utilizes a modern codebase for a seamless experience.

What We Love

  • 🚀 Fast and easy to use
  • 👍 Organized and practical
  • 💡 Excellent for managing multiple accounts

Room to Improve

  • 🐛 Frequent crashes and freezes
  • 🔌 Issues with email syncing and access
  • 💰 Expensive subscription model
Mail#3

Mail by Apple Inc.

Worth Considering
📊 Productivity
4.6😐(4.5M ratings)
Free
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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.

What We Love

  • 🚀 Efficient email management
  • 🔒 Secure and private
  • 👍 Simple and intuitive interface
  • 💡 Useful categorization of emails

Room to Improve

  • 🐛 Inconsistent swipe gestures
  • 🐛 Unreliable search function
  • 🐛 Emails disappearing or not syncing properly
  • 🐛 Slow email download and loading times
  • 🐛 Buggy performance after updates

More Outlook Web App apps to explore

FAQ about Outlook Web App

What is the best outlook web app for iPhone?
Microsoft Outlook tops our outlook web app ranking as of October 2026, with a 4.8-star average from 9.4M App Store ratings, and it's free to download.
Yes — 19 of the top outlook web app we rank are free to download, including Microsoft Outlook and Mail App for Outlook.
Microsoft Outlook shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 241+ outlook web app on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.