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Best 15 Third-Party Email Apps For iOS (Updated)

An innovative third-party email app can change your working style and make it look a lot easier.

email apps for ios

Emails can be referred to as the digital hub of modern life. The essential communication, be it in the office or with any distant person, requires sending and receiving emails through email clients. Well, it is not only about the communication; scheduling an appointment, saving receipts, keeping the important information on emails have all become part of the emailing. 

Our email box is always cluttered and loaded with hundreds of emails that come to us only to add some heavy GB storage to an already full inbox. We rarely look at such an issue and honestly, none of us consider the topic even a subject of attention, which adds importance to know about the best third-party email apps for iOS. 

List of Top Third-Party Email Apps For 2021

Top email applications are a rarity. Here’s our extended list of the top 15 third-party email apps for you to try out this year:   

1. Drafts

An App for All Your Texts

Easily the best email app for the iPhone, the Drafts app offers a lot more than just an email to users. With the Drafts app, you can create notes and edit them with ease besides taking care of your emails. In addition to emails, you get customizable edits and options to link your text to any app and even to tweet or type your message. 

With an app like this, you get to choose from multiple productivity features that are rarely offered by other apps. The best part, while typing you can adjust the whole interface of your text just the way you want it. 

best email app

Notable features of the Drafts, one of the best email apps for iPhone:  

  • Customizable Editing 
  • Multiple productivities in one app
  • The adjustable interface of texts  

Download this best email app for iOS

2. Microsoft Outlook 

All Your Mails At One Spot

Another best mail app for iPhone, arranging your emails with this application is easy. The revamped version of Outlook is much more advanced, feature-rich and a great offering for the users in real life. 

Call it a mobile productivity powerhouse or the most essential app for managing your emails, Microsoft Outlook is essential when it comes to managing the emails properly in your inbox. There is a built-in analytics engine that adds more features to the application. It’s a great offering that works exceptionally well with Yahoo mail and iCloud email.

best email app for ios

Notable features of the Microsoft Outlook, one of the best mail apps for iPhone:   

  • All emails in one place
  • Quickly schedule or archive messages
  • Sharing information with just a tap

 Download this best email app for iOS 

3. Mail.Com

A Reliable Spot for Mail and Cloud

As per Aristotle's belief, “Nature works in the shortest way possible” and the case is not different from iOS Mail, so the essential line that you may consider the caption for this essential email client could be: an app that does things the shortest way possible. And, it is the most natural iPhone email program for your Apple device. 

The app offers simple solutions exceptional enough to sort out emails for VIP senders. The emails can be composed using rich text, and a number of actions help conclude the emails faster. The most important of all advantages for the users is that they get beautifully rendered images.  

best mail app for iphone

Notable features of the iOS email app:

  • Hassle-free push notifications
  • Protection with pin
  • The interface that can be customized

Download this iPhone email app for iOS 

4. Spark

A Professional Email Experience That is Flawless

Another great application that takes the burden off your shoulder to organize the emails for you. It offers easier ways to organize all your emails category-wise within a unified inbox. That’s easy and visually attractive too. 

The app allows you freedom in a number of ways. It will help you attach files from Google Drive, Dropbox, Box, and OneDrive. Some additional offerings include the compatibility of the application with Pocket, Evernote. The app offers a speedy chat option just like a top-notch messaging app with anyone with a Thanks or a Like.

best mail app for ipad

Notable features of the Spark, one of the best iPhone email apps:

  • Dark mode
  • Smart categorization of emails
  • Find emails easily 

Download this best email app for iOS 

5. Email Client- Boomerang Mail

One Mailbox, Five Accounts

In this iOS mail app, users get to work with accounts like Gmail, Outlook, MS Exchange and Hotmail. Expect to get all the features on the app that you expect to get from any top email app. With Boomerang Mail, you get notifications in case you don’t get any reply to the email. The app even offers offline support by reading receipts for your emails. 

best secure email app for iphone

Notable features of the Boomerang, one of the best iOS mail apps:

  • New unified box
  • Offline support
  • Read receipts 

Download this best iOS mail app for iOS

6. Email By Edison 

Lightning Mail Within a Tap

The most important of all advantages, the Edison email app is easy to set up and use too. That means the installation is easy. This is not all why I have included the app in the list. It supports Gmail, Hotmail, iCloud, Yahoo, Outlook, Exchange, and more and that makes the app impressive to all. 

Users are given access to a unified inbox, which helps them manage their subscription in an effortless way. The app supports Touch ID as well as 3D Touch and also helps to track the alerts of emails that land directly to your inbox.

top email apps for iphone

Notable features of the Edison, one of the best iOS mail apps:

  • 3D Touch
  • Quick Alerts
  • Support multiple accounts 
  • Users get a unified inbox 

Download this best email app for iOS

7. Yahoo Mail 

The Organized Email App

Yahoo’s best iOS email app is one of the top productivity apps where you get just about everything you possibly hope for from an email app. Users can sign in and handle emails from multiple accounts, whether it’s your Gmail, Outlook or AOL, and options are plentiful with this email app. The best part about this app is that you get clutter free mail. You even get to add customization to your emails. 

best mail app on iphone

Notable features of Yahoo, one of the best email apps:

  • Add customization to your mail
  • Supportable with multiple accounts
  • Smart updates

Download this best email app for iOS 

8. Newton Mail by CloudMagic

A One-Stop Destination For All Your Mails

The Newton iPhone mail app is different from other iOS email clients as it is a subscription-based service. The services are available on $50 a year but offer great value to the users. 

Likewise, the best thing about the application is that it works exceptionally well with a number of email services that include Gmail, Yahoo, Hotmail, Outlook, iCloud, Exchange, as well as all the IMAP accounts. It has many features that any general user would expect from such an application Snooze, Read Receipts, Send Later, and Connected Apps and more. 

best iphone email app

Notable features of the Newton iPhone mail app: 

  • Multiple accounts in one place
  • Read receipts
  • Recap on emails that are important

Download this iPhone mail app for iOS

9. Boxer

A Smarter Workspace for Professionals 

The Boxer email app lets users handle their emails along with their calendar and contacts. You get custom swipe gestures that make it easier to use the app. Being the most efficient application to manage your mail, the app lets you share your calendar availability with anyone too.

ios email app

Notable Features of the Boxer email app: 

  • Customized Gestures
  • Templates with quick reply
  • Multiple calendars in a single app

Download this best iPhone mail app for iOS    

10. Unibox

Grouping Emails Made Hassle-Free

Another iPhone mail app that deserves to feature in the list of top 15 email apps, Unibox makes emailing much easier. The best feature of the app is that it creates a group by the name of the sender. So you do not need to scroll down each and every mail, rather you get all your mails by the name of the sender and you can access them directly.  

gmail app for iphone

Notable features of the Unibox iPhone mail app:

  • Email groupings by name
  • Users can work with multiple email accounts
  • Easily delete dozens of newsletters

Download this iPhone email app for iOS


A Powerful Email By Google

If you are an avid Google user, Gmail is a must as your third-party email app for the iOS device. The official best Gmail app for iPhone needs no mention owing to the popularity it has among the users. There is a range of features to suit the requirements of the clients including scheduled calendar invites, sharing documents directly to other users and the clients through Google doc sharing. The Gmail app even suggests words to use when typing an email which makes your emails look professional.  

Cloud sharing is another feature of the application that adds more to the feature of the app. Seamlessly integrating your docs within Google drive is another advantage. 

iphone email app

Notable features of the Gmail app for iPhone: 

  • Cloud sharing
  • Fastest undo and send
  • Fast reply suggestions 

Download this best email app for iOS

12. Canary Mail

An Email With Encryption

An email app that allows users to handle mail from multiple accounts in one place, Canary Mail offers email encryption, which is also one of the standout features of the app. Apart from this, the app has all the features you expect to get from a top email app whether you want to read receipts or calendar and so on. 

gmail app for iphone

Notable features of the Canary email app:

  • Encrypted emails
  • Dark email composer mode
  • Custom snooze time and suggestions 

Download this email app for iOS

13. Triage 

Your Very Own Email First Aid

A unique experience for an email app to bring unlike other apps, the Triage email app is specially designed for those who are always busy in their lives. The app lets users quickly view and archive their email. So swipe up and send your mail to the archive or flick it down to save it for later. 

best iphone email app

Notable features of the Triage email app:

  • Easy views and archives
  • Multiple accounts supported
  • Easy to use

Download this best email app for iOS

14. Mail by Apple

An Email App by Apple

Another email app that offers a desktop-like feel for creating an email, the email app by Apple allows users to use multiple accounts with features like blocking unwanted senders or muting emails that are overly regular. 

Notable features of the Email app by Apple:

  • Block unwanted user emails
  • Mute mail
  • Desktop-like tools in an app

Download this email app for iOS

15. Polymail

An Email App that Tracks Delivery

Polymail includes a host of features for the users. It tracks the delivery and schedules messages of the templates for the users. Well, the free subscription offers you access to some of the services while the paid subscription offers a host of services to the users and that makes managing the emails much easier.

One limitation associated with this application is that it doesn’t work directly with exchange accounts but supports IMAP accounts. With every version of this application, the app allows you to read an email then and there or postpone it to read later. There are filters that users can apply as per their requirements.

top email apps for iphone

Notable features of the Polymail email app:

  • Unlimited email tracking
  • Snooze emails
  • Real-time feeds

Download this email app for iOS

The Upshot

This brings an end to this write-up with the best third-party applications that are important for iOS users to manage their emails. In addition to iOS, there are many top third-party email apps for Android that provide ease of working. These email apps not only support multiple accounts but there is an ease in working with these apps too, which is notable to a great extent. If you are one of the users who has a lot of emailing necessities, any one of the above-listed applications can be chosen to perform the task. 

So if you like this article or want to share your suggestions with us on the best third-party email apps, connect with us in the comments section below or read through some of the best app reviews to get detailed insights about applications from multiple categories.  

General FAQ

  • How to add a Gmail account to the iPhone?
  • What is the best app for Hotmail on iPhone?
  • How do I separate email accounts in Apple Mail?
Vikram <span>Content Manager</span>
Written By
Vikram Content Manager

Vikram is an experienced wunderkind, who embraced technology at a very early age, and today he is at the helm of it. Mobile apps are something that excites him the most, and now he is up to give this vertical the best shot. He routinely catches up with the new apps and comes up with the top apps that can excite you to the core.

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