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Best Email Client App

173+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated June 2026

If you already know myMail box, this is the deeper bench. 173+ email client app apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of June 2026.

Top Picks for Email Client App

myMail box: email client app#1

myMail box: email client app by MGL MY.COM (CYPRUS) LIMITED

E-mail for Gmail, Hotmail, AOL
Editor's Choice
📊 Productivity
4.4😐(17K ratings)
FreeAds
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Consolidate and manage multiple email accounts from various providers in a single, user-friendly interface. Enjoy customizable notifications, enhanced security features, and efficient search capabilities to streamline your communication.

What We Love

  • 🚀 Organized and better than Gmail and Outlook
  • 👍 So easy to use and keep all my files organized
  • 🚀 Super fast and efficient
  • 👍 Wonderful mail app, love it

Room to Improve

  • 🐛 Unable to send email or save draft on iPad
  • 🐛 Filters not working, lost customization
  • 🐛 Keeps logging out of accounts, can't log back in
Microsoft Outlook#2

Microsoft Outlook by Microsoft Corporation

Secure Email, Calendar & Files
Strong Contender
📊 Productivity
4.8😐(9M ratings)
FreeAdsIn-App Purchases
#9in Productivity
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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
Email - Edison Mail#3

Email - Edison Mail by Edison Software Inc.

No more Spam - Inbox Zero
Worth Considering
📊 Productivity
4.5😐(78K ratings)
FreeIn-App Purchases
Email - Edison Mail screenshot 1
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Manage multiple email accounts in one unified inbox. This app offers fast email fetching, smart search for important information, and tools to reduce inbox clutter. It prioritizes privacy and security with features like sender blocking and biometric protection.

What We Love

  • 🚀 Fast and responsive
  • 👍 Intuitive and user-friendly interface
  • 🔒 Secure with Face ID support
  • 📦 Helpful package tracking and delivery updates

Room to Improve

  • 🐛 Unreliable notifications and email sync issues
  • 🔄 Frequent app crashes and freezes
  • 🔍 Inconsistent search and filtering functionality

More Email Client App apps to explore

4
Friday AI Email Writer
Friday AI Email Writer
Friday AI Email Writer
PRO Letter, Mail & Text Writer
Free

This AI-powered writing assistant helps you craft better emails, letters, and messages. It offers personalized suggestions, proofreading, and grammar checking to enhance your writing speed and efficiency. Ideal for students, professionals, and anyone seeking to improve their communication.

AI-powered writing suggestionsProofreading and grammar checkingLetter and email composition
📊 Productivity
(9.6K)
free with in-app purchases
5
Email Client App
Email Client App
Email Client App
Manage your Mailbox
Free

Streamline your email management with intuitive swipe gestures for archiving or deleting messages. Quickly preview emails, snooze them for later, and undo any mistakes. Aim for inbox zero and maintain a clean, organized mailbox.

Swipe to archive or deleteEmail previewSnooze emails
🔧 Utilities
(438)
free with in-app purchases
6
Proton Mail - Encrypted Email
Proton Mail - Encrypted Email
Proton Mail - Encrypted Email
Fast, private & secure mail
Free

This encrypted email service from Switzerland prioritizes user privacy with end-to-end encryption. It offers robust security features to protect your communications from phishing, spam, and tracking, allowing you to manage your inbox with ease.

End-to-end encryptionPassword-protected emailsMultiple account support
📊 Productivity
(45K)
free with in-app purchases
7
Spark Mail: AI Email Assistant
Spark Mail: AI Email Assistant
Spark Mail: AI Email Assistant
Smart Inbox & Mail Assistant
Free

Streamline your email and calendar management with an AI-powered assistant. Organize multiple accounts, declutter your inbox with smart sorting, and use AI to draft replies, summarize threads, and manage your schedule efficiently.

Unified inbox for multiple email accountsAI-powered email summarization and draftingSmart Inbox for prioritizing emails
📊 Productivity
(82K)
free with in-app purchases
8
Mail
Mail
Mail
by Apple Inc.
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
9
Email Client - Boomerang Mail
Email Client - Boomerang Mail
Email Client - Boomerang Mail
Gmail, Outlook E-mail Triage
Free

Manage all your email accounts in one place with features like read receipts, scheduled sending, and AI-powered writing feedback. Quickly schedule meetings directly from your inbox and pause incoming messages when you need to focus.

One-tap calendar schedulingRead receiptsEmail scheduling
📊 Productivity
(4.7K)
free with in-app purchases
10
Mail App for Outlook
Mail App for Outlook
Mail App for Outlook
Inbox Zero Mail Client
Free

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.

Privacy awareFast email management toolsRich keyboard shortcuts
📊 Productivity
(5K)
subscription
11
Zoho Mail - Email and Calendar
Zoho Mail - Email and Calendar
Zoho Mail - Email and Calendar
More than just an inbox
Free

This app provides secure business email and calendar management on the go. It offers a unified inbox for multiple accounts, offline access, and advanced privacy features. Collaborate seamlessly with colleagues and manage your schedule efficiently.

Unified inbox for multiple accountsOffline email accessEnd-to-end encryption
📊 Productivity
(8K)
free with in-app purchases
12
Mail: Email, Cloud, Calendar
Mail: Email, Cloud, Calendar
Mail: Email, Cloud, Calendar
Tackle your inbox email!
Free

This app consolidates email, calendar, notes, and cloud storage into a single platform. It offers AI-powered email summarization, vacation planning, customizable notifications, and translation features. Manage multiple email accounts and organize newsletters efficiently.

Unified inbox for multiple email accountsAI-powered email summarizationSmart calendar with vacation planner
📊 Productivity
(60K)
free with in-app purchases
13
Airmail for Gmail Outlook Mail
Airmail for Gmail Outlook Mail
Airmail for Gmail Outlook Mail
Your Mail With You
Free

This powerful mail client offers a streamlined inbox experience with extensive customization options. It supports multiple email accounts and integrates seamlessly with other apps and services for enhanced productivity. Enjoy features like snoozing, interactive notifications, and iCloud sync for a unified workflow across devices.

Support for multiple email accounts (Gmail, Outlook, IMAP, POP3)Customizable swipes and interactive push notificationsSnooze and bulk editing of messages
📊 Productivity
(4K)
free with in-app purchases
14
eM Client
eM Client
eM Client
Secure e-mail app
Free

This app unifies email, calendar, tasks, contacts, and notes into a single, AI-enhanced platform. It offers advanced features typically found on desktop, including instant message translation and robust encryption, for seamless management of multiple accounts on your iPhone and iPad.

AI-enhanced email drafting and repliesUnified inbox for email, calendar, tasks, contacts, and notesInstant message translation
📊 Productivity
(37)
free
15
Gmail - Email by Google
Gmail - Email by Google
Gmail - Email by Google
Secure, fast & organized email
Free

This application provides a secure and efficient email experience with advanced features like spam blocking, smart replies, and multi-account support. It integrates with other Google services for enhanced productivity and collaboration.

Robust security & spam blockingReal-time notificationsMultiple account support
📊 Productivity
(2.4M)
free with in-app purchases
16
Yahoo Mail: Your Email & Inbox
Yahoo Mail: Your Email & Inbox
Yahoo Mail: Your Email & Inbox
Secure, Fast, Simple
Free

This email app streamlines your life with an intelligent inbox that organizes events, tasks, and package tracking. It offers AI-powered summaries, composition assistance, and quick actions to save you time and keep you in control.

Smart Inbox OrganizerAutomated Event & Task PlannerReal-time Package Tracking
📊 Productivity
(4.7M)
free with in-app purchases
17
Mailchimp Email Marketing
Mailchimp Email Marketing
Mailchimp Email Marketing
Email, Analytics, Contacts
Free

Manage your customer relationships, create and send email campaigns, and track marketing performance. This platform helps businesses grow by engaging customers, finding new subscribers, and sharing brand messages effectively.

Contact management and importEmail campaign creation and sendingMarketing automation (e.g., abandoned cart)
💼 Business
(51K)
freemium
18
Tuta: Encrypted Private Email
Tuta: Encrypted Private Email
Tuta: Encrypted Private Email
Secure, Ad Free Mail Client
Free

Secure your communications with an encrypted email service offering end-to-end encryption for emails and contacts. Enjoy features like anonymous registration, an ad-free experience, and a free encrypted calendar. Protect your privacy with a service developed and hosted in Germany.

End-to-end encryptionAnonymous registrationAd-free experience
📊 Productivity
(3.3K)
freemium
19
e-mail client
e-mail client
e-mail client
Email All-in-one
Free
📊 Productivity
(0)
20
Titan Email: Contacts,Calendar
Titan Email: Contacts,Calendar
Titan Email: Contacts,Calendar
by Flock FZ-LLC
Free

Manage your professional email, contacts, and calendar on the go. This app offers features like read receipts, email recall, and meeting scheduling for active Titan mail account users. Access multiple mailboxes in one place and suggest new features.

Swipe to manage inboxTrack email opens with read receiptsUnsend emails
💼 Business
(2.9K)
free

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