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Apps with 'Support for IMAP' feature

  1. Thunderbird is a free, open source, cross-platform e-mail, news and instant messaging client. The project strategy is modeled after Mozilla Firefox.
  2. Secure email with absolutely no compromises, brought to you by MIT and CERN scientists.
  4. Gmail is a free search-based web-mail service.
  5. 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.
  6. Outlook.com, part of Office Online (not to be confused with Microsoft Office Outlook ), is a webmail service from Microsoft, successor of Hotmail.
  7. Disroot is a platform providing online services based on principles of freedom, privacy, federation and decentralization.
  8. Boost your productivity and send better email with Mailspring, a beautiful, fast email client for Mac, Windows, and Linux. Mailspring is free to use and an optional pro version adds read receipts, send later, reminders and more.
  9. FairEmail is a privacy-focused email client with a setup wizard that helpfully walks you through the steps to use it with any email provider. There are many privacy settings including encryption via OpenPGP and S/MIME and reformatted emails to avoid phishing.

    Discontinued

    Marcel Bokhorst has discontinued the project. He posted that in XDA: https://forum.xda-developers.com/t/closed-app-5-0-fairemail-fully-featured-open-source-privacy-oriented-email-app.3824168/page-1087#post-86909853 The GitHub repository has also been archived, but the app can still be downloaded from F-Droid and GitHub for the moment.

  10. Evolution is a personal information management application that provides integrated mail, calendaring, address book and task list functionality.
  11. eM Client is a full featured email client with a clean and efficient user interface.
  12. Delta Chat looks and feels like other popular messenger apps, but does not involve centralized control, tracking or selling you, friends, colleagues or family out to large organizations. "Privacy by Design" has never been more fun.
  13. Claws Mail is an email client (and news reader), based on GTK+, featuring
  14. Geary is an email application built around conversations, for the GNOME 3 desktop.
  15. mailbox.org offers a secure e-mail account for home and business use. The domain name, me@mailbox.org, is easy to remember and can be understood anywhere in the world. They have been operating e-mail accounts for more than 20 years and are a highly reliable service provider.
  16. Postbox is an email application that helps you organize your work life and get stuff done.