Mailbox AlternativesEmail Clients and other similar apps like Mailbox

Mailbox is described as 'Completely redesigned inbox that makes email light, fast, and mobile-friendly. Quickly swipe messages to your archive or trash. Scan an entire conversation at once with chat-like organization' and is a Email Client in the office & productivity category. There are more than 25 alternatives to Mailbox for a variety of platforms, including Mac, Windows, iPhone, iPad and Android apps. The best Mailbox alternative is Thunderbird, which is both free and Open Source. Other great apps like Mailbox are K-9 Mail, Microsoft Outlook, Spark Mail and eM Client.

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Mailbox is a completely redesigned inbox that makes email light, fast, and mobile-friendly. Quickly swipe messages to your...

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Mailbox alternatives page was last updated Dec 15, 2021
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  1. Mailbird icon
    Sponsored

    Streamline your email experience by managing multiple accounts, integrating apps like Slack and Google Calendar, and using AI-driven features like drafting and spam prevention. Customize your workspace with themes, notifications, and tools for improved productivity and a modern interface.

    64 Mailbird alternatives

    License model

    • FreemiumProprietary

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
  2. Thunderbird icon
     2471 likes
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    Cross-platform email client supporting multiple identities, chat, and strong filtering. Extend functionality with add-ons like RSS/Atom feed readers and PGP support.

    85 Thunderbird alternatives

    License model

    • FreeOpen Source

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • BSD
    • AppImageHub
    • Snapcraft
    • Flathub
    • PortableApps.com
    • F-Droid
    • Haiku
    • Homebrew
    • Chocolatey

    Properties

    1.  Customizable
    2.  Intuitive Interface
    3.  Privacy focused

    Features

    1.  Extensible by Plugins/Extensions
    2.  Multiple Account support
    3.  IMAP Support
    4.  Calendar Integration
    5.  SMTP Support
    6.  Email Organizer
    7.  Add-ons
    8.  Built-in RSS reader
    9.  POP3 Support
    10.  Graphical User Interface
    11.  Dark Mode
    12. Google Calendar icon  Google Calendar integration

    Thunderbird VS Mailbox

     
    • Thunderbird is the most popular Windows, Android, Mac & Linux alternative to Mailbox.

    • Thunderbird is the most popular Open Source & free alternative to Mailbox.

    • Thunderbird is Free and Open SourceMailbox is Free and Proprietary
    • Thunderbird is CustomizableMailbox is not according to our users
  3. K-9 Mail icon
     355 likes
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    K-9 is an open source email client for Android with multi-folder sync, email signatures, Bcc-to-self, return-address configuration, keyboard shortcuts, Exchange Support, message flagging, IMAP deletes, saving attachments, configurable notifications and more.

    41 K-9 Mail alternatives

    License model

    • FreeOpen Source

    Application type

    Country of Origin

    • International

    Platforms

    • Android
    • Android Tablet
    • F-Droid

    Properties

    1.  Configurable
    2.  Privacy focused
    3.  Lightweight

    Features

    1.  Ad-free
    2.  IMAP Support
    3.  Multiple Account support
    4.  POP3 Support
    5.  One view multiple accounts
    6.  PGP Encryption
    7.  Unified inbox
    8.  End-to-End Encryption
    9.  Works Offline
    10.  Contacts
    11.  No Tracking
    12.  Dark Mode

    K-9 Mail VS Mailbox

     
    • K-9 Mail is the most popular Android Tablet alternative to Mailbox.

    • K-9 Mail is Free and Open SourceMailbox is Free and Proprietary
    • K-9 Mail is Privacy focused and LightweightMailbox is not according to our users
  4. Copy a direct link to this comment to your clipboard

    Streamline emails, calendars, contacts, and task management with a smart inbox prioritizing critical messages. Includes calendar scheduling, third-party app integration like Facebook, Dropbox, and Trello, and support for Microsoft Exchange, Outlook.com, and Gmail, ensuring efficient task and email handling.

    126 Microsoft Outlook alternatives

    License model

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Apple Watch
    • Android Wear

    Top Microsoft Outlook Features

    1.  Exchange
    2.  Native application
    3.  Email Organizer
    4.  Calendar Integration
    5.  Calendar View
    6.  Cloud Sync
    7.  Support for @mentions
    8.  Unified inbox
    9.  Multiple Account support
    10.  Works Offline
    11.  Support for Aliases
    12.  Dark Mode

    Microsoft Outlook VS Mailbox

     
    • Microsoft Outlook is the most popular Web-based, iPhone & iPad alternative to Mailbox.

    • Microsoft Outlook is the most popular commercial alternative to Mailbox.

    • Microsoft Outlook is Paid and ProprietaryMailbox is Free and Proprietary
  5. Spark Mail icon
     133 likes
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    E-mail app with all the great features: swipes (long/short), snooze, add (multiple) attachments from the cloud, support for various e-mail services and more.

    61 Spark Mail alternatives

    License model

    • FreemiumProprietary

    Application types

    Country of Origin

    • UA flagUkraine

    Platforms

    • Mac
    • Windows
    • Android
    • iPhone
    • iPad
    • Apple Watch

    Top Spark Mail Features

    1.  Multiple Account support
    2.  Email Scheduling
    3.  Snooze Mail
    4.  Cloud Sync
    5.  Calendar Integration
    6.  Dark Mode
    7.  Email Organizer
    8.  Unified inbox
    9.  Works Offline
    10.  Mail Filtering
    11.  Ad-free
    12. Google Calendar icon  Sync with Google Calendar

    Spark Mail VS Mailbox

     
    Comments about Spark Mail as an Alternative to Mailbox
    Goldmaster
    Negative Dec 15, 2021
    0

    Has a clean and modern design, can snooze, pin and schedule emails like in mailbox. Has swiping gestures. It's free to use and can even share emails as a link.

    Mailbox Icon
    Spark Mail icon
    • Spark Mail is Freemium and ProprietaryMailbox is Free and Proprietary
  6. eM Client icon
     231 likes
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    eM Client is a full featured e-mail client with a modern and easy to use interface. eM Client also offers calendar, tasks, contacts, notes and chat.

    61 eM Client alternatives

    License model

    • FreemiumProprietary

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Android

    Top eM Client Features

    1.  IMAP Support
    2.  Calendar Integration
    3.  Multiple Account support
    4.  PGP Encryption
    5.  Dark Mode
    6.  Exchange
    7.  Unified inbox
    8.  Cloud Sync
    9.  Email Organizer
    10. Google Calendar icon  Sync with Google Calendar
    11.  Automatic Backup
    12.  CardDAV Support

    eM Client VS Mailbox

     
  7. Claws Mail icon
     102 likes
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    Claws Mail is an email client (and news reader), based on GTK+, featuring

    Quick response Graceful, and sophisticated interface Easy configuration, intuitive operation Abundant features Extensibility Robustness and stability.

    License model

    • FreeOpen Source

    Application types

    Platforms

    • Windows
    • Linux
    • BSD

    Properties

    1.  Lightweight
    2.  Privacy focused
    3.  Customizable

    Features

    1.  Extensible by Plugins/Extensions
    2.  Multiple Account support
    3.  IMAP Support
    4.  Spam Filter
    5.  Works Offline
    6.  No registration required
    7.  Ad-free
    8.  Dark Mode
    9.  Calendar Integration
    10.  Portable
    11.  GPG Encryption
    12.  Built-in RSS reader

    Claws Mail VS Mailbox

     
  8. Apple Mail icon
     237 likes
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    There’s big news attached. The best way to manage email on a Mac, according to Apple.

    72 Apple Mail alternatives

    License model

    • FreeProprietary

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • iPhone
    • iPad
    • Online
    • Apple Watch

    Properties

    1.  Customizable

    Features

    1.  Bundled with macOS
    2.  Email Organizer
    3.  Multiple Account support
    4.  Dark Mode
    5.  Spam Filter
    6.  CardDAV Support
    7.  Exchange
    8.  CalDAV Support
    9.  Rich text editing
    10.  Encrypted Email

    Apple Mail VS Mailbox

     
  9. Mailbird icon
     306 likes
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    Streamline your email experience by managing multiple accounts, integrating apps like Slack and Google Calendar, and using AI-driven features like drafting and spam prevention. Customize your workspace with themes, notifications, and tools for improved productivity and a modern interface.

    64 Mailbird alternatives

    License model

    • FreemiumProprietary

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows

    Properties

    1.  Clean design

    Features

    1.  Sync Contacts
    2.  Dark Mode
    3.  Undo send
    4.  Email tracking
    5.  Unified inbox
    6.  GSuite Integration
    7. Slack icon  Slack integration
    8.  Multiple Account support
    9. Asana icon  Asana integration
    10.  Email template editor
    11.  Email Organizer
    12.  Spam Filter

    Mailbird VS Mailbox

     
  10. Utopia icon
     196 likes
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    Utopia P2P Ecosystem. Utopia is a feature-rich platform that is specifically designed to protect privacy of communication, confidentiality, and security of personal data. Utopia is a decentralized network, with no central server involved in data transmission or storage.

    50 Utopia alternatives

    License model

    • FreeProprietary

    Country of Origin

    • IS flagIceland

    Platforms

    • Mac
    • Windows
    • Linux

    Top Utopia Features

    1.  Encrypted Chat
    2.  Encrypted Email
    3.  No Tracking
    4.  P2P Network
    5.  Own crypto currency (CRP)
    6.  Decentralized
    7.  AES-256 Encryption
    8.  VoiP Calls
    9.  Multiple languages
    10.  In-built Cryptocurrency Cryptons (CRP)
    11.  App lock option
    12.  Encrypted database

    Utopia VS Mailbox

     
  11. Airmail icon
     73 likes
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    Engineered for iOS, macOS, and watchOS, this fast mail client supports multiple account types, custom actions, Smart Inbox filtering, unified inbox, privacy mode, email scheduling, snooze, third-party app integration, flexible personalization, and advanced workflow tools.

    66 Airmail alternatives

    License model

    Application type

    Country of Origin

    • IT flagItaly
    • European Union flagEU

    Platforms

    • Mac
    • iPhone
    • iPad
    • Apple Watch

    Properties

    1.  Lightweight
    2.  Clean design
    3.  Customizable

    Features

    1.  Multiple Account support
    2.  IMAP Support
    3.  POP3 Support
    4.  Fullscreen support
    5. Dropbox icon  Dropbox integration

    Airmail VS Mailbox

     
    Comments about Airmail as an Alternative to Mailbox
    adamscharf
    Positive Jun 15, 2017
    0

    Customizable swipe actions, multi-account support, tons of available connections to external services (Google Drive, Dropbox, Pocket, etc.)

    Mailbox Icon
    Airmail icon
    • Airmail is Paid and ProprietaryMailbox is Free and Proprietary
    • Airmail is LightweightMailbox is not according to our users
  12. The Bat icon
     50 likes
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    The Bat! is a secure email client software, built to protect your correspondence against third-parties.

    55 The Bat alternatives

    License model

    Application type

    Country of Origin

    • MD flagMoldova

    Platforms

    • Windows

    Properties

    1.  Lightweight

    Features

    1.  PGP Encryption
    2.  Support for scripting
    3.  GPG Encryption
    4.  OpenPGP
    5.  Works Offline
    6.  No Tracking
    7.  Dark Mode
    8.  Ad-free
    9.  Email Organizer
    10.  No Coding Required
    11.  Full-Text Search
    12.  Built-in RSS reader

    The Bat VS Mailbox

     
  13. Superhuman icon
     3 likes
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    The fastest email experience ever made.

    52 Superhuman alternatives

    License model

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Online
    • iPhone
    • iPad

    Superhuman Features

    1.  Inbox Management

    Superhuman VS Mailbox

     
13 of 33 Mailbox alternatives