Best Mail Client Apps

248+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated November 2026

The best mail client apps on iPhone average 4.5★ across 248+ titles — we've ranked them by what real users actually keep on their phones. Updated November 2026.

Compare top Mail Client Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Email - Edison MailEmail - Edison MailFree4.5★ (79K)NoYesNov 2026
2MailMailFree4.6★ (4.6M)NoNoNov 2026
3Microsoft OutlookMicrosoft OutlookFree4.8★ (9.4M)YesYesNov 2026
4Spark Mail: AI Email AssistantSpark Mail: AI Email AssistantFree4.6★ (83K)NoYesNov 2026
5Jovra: JMAP Mail ClientJovra: JMAP Mail ClientFree—NoNoOct 2026
6myMail box: email client appmyMail box: email client appFree4.4★ (18K)YesNoNov 2026
7eM ClienteM ClientFree3.7★ (51)NoNoNov 2026
8Encrypted Email - Proton MailEncrypted Email - Proton MailFree4.8★ (51K)NoYesNov 2026

Top Picks for Mail Client

Email - Edison Mail#1

Email - Edison Mail by Edison Software Inc.

Fast, secure & organized inbox
Editor's Choice
📊 Productivity
4.5😐(79K ratings)
FreeIn-App Purchases
Email - Edison Mail screenshot 1
Email - Edison Mail screenshot 2
Email - Edison Mail screenshot 3
Email - Edison Mail screenshot 4
Email - Edison Mail screenshot 5
Email - Edison Mail screenshot 6

This email client offers a fast, secure, and organized inbox experience. It allows management of unlimited accounts, one-tap unsubscribes, and advanced features like package tracking. Prioritizes user privacy with data stored directly on the device.

What We Love

  • 🚀 Fast and responsive
  • 👍 Intuitive and user-friendly interface
  • 🔒 Secure with Face ID support
  • 📦 Helpful package tracking and delivery updates
  • 🔍 Effective unsubscribe and spam blocking features
  • 🌐 Seamless integration of multiple email accounts

Room to Improve

  • 🐛 Unreliable notifications and email sync issues
  • 🔄 Frequent app crashes and freezes
  • 🔍 Inconsistent search and filtering functionality
  • 🔑 Issues with logging in and account connectivity
  • 📧 Problems with sending and delivering emails
Mail#2

Mail by Apple

Strong Contender
📊 Productivity
4.6😐(4.6M ratings)
Free
Mail screenshot 1
Mail screenshot 2
Mail screenshot 3

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
Microsoft Outlook#3

Microsoft Outlook by Microsoft Corporation

Secure Email, Calendar & Files
Worth Considering
📊 Productivity
4.8😐(9.4M ratings)
FreeAdsIn-App Purchases
#15in Productivity
Microsoft Outlook screenshot 1
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Microsoft Outlook screenshot 6

Manage all your email accounts and calendars in one place. Organize your inbox with smart sorting, quick swipe actions, and easy meeting scheduling. Seamlessly access and edit files from cloud storage and leverage AI assistance for email summarization and composition.

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

More Mail Client apps to explore

FAQ about Mail Client

What are the best mail client apps for iPhone?
Email - Edison Mail tops our mail client apps ranking as of November 2026, with a 4.5-star average from 79K App Store ratings, and it's free to download.
Yes — 20 of the top mail client apps we rank are free to download, including Email - Edison Mail and Mail.
Email - Edison Mail has no ads and offers in-app purchases, according to its App Store listing as of November 2026.
We track 248+ mail client apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.

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