Thunderbird Thunderbird is a free, open source, cross-platform e-mail, news and instant messaging client. The project strategy is modeled after Mozilla Firefox. Free Open Source Mac Windows Linux BSD PortableApps.com ... Haiku Extensible by Plugins/Extensions Built-in RSS reader Calendar integration Customizable ... Extensible by Plugins/Extensions Free API Import from Google Reader Integrated Chat Integrated Web Browser Multiple Account support Export to OPML Import feeds from OPML POP3 Support Portable Tabbed interface Add a feature 1725 Like
Microsoft Office Outlook Part of the Microsoft Office Suite, Outlook is a personal information manager that lets you manage your e-mail, calendar, contacts, and tasks. Commercial Mac OS X Windows Web Android iPhone ... Android Tablet Windows Phone iPad Apple Watch Android Wear Built-in Calendar Dark theme Signature with image Add a feature 306 Like
Evolution Evolution is the official personal information manager and workgroup information management tool for GNOME. It combines e-mail, calendar, address book, and task list... Free Open Source Linux BSD S/MIME GNOME OpenPGP Built-in RSS reader CalDAV Calendar integration CardDAV ... Encrypted email Integrated Spam Protection Multiple languages POP3 Support Add a feature 148 Like
Mailpile Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features. The development of Mailpile is funded by a large community of backers and... Free Open Source Mac Windows Linux Web Self-Hosted ... OpenPGP POP3 Support Add a feature 100 Like
Apple Mail There’s big news attached. The best way to manage email on a Mac gets even better with OS X Yosemite. Free Mac OS X iPhone iPad Bundled with macOS Add a feature 205 Like
Postbox Postbox is an email application that helps you organize your work life and get stuff done. It has all the elegance and simplicity of Apple Mail, but with more power... Commercial Mac OS X Windows Multiple Account support Box.com integration Built-in RSS reader Dropbox integration ... Extensible by Plugins/Extensions Support for IMAP Multiple languages Onedrive integration POP3 Support Tabbed interface Add a feature 128 Like
Claws Mail Claws Mail is an email client (and news reader), based on GTK+, featuring Quick response Graceful, and sophisticated interface Easy configuration... Free Open Source Windows Linux BSD Xfce Lightweight Built-in RSS reader Content Filtering Customizable ... Extensible by Plugins/Extensions Support for IMAP Multiple languages Multiple Account support Add a feature 76 Like
Mutt Mutt is a small but very powerful text-based mail client for Unix operating systems. Some of its features are: color support, message threading, MIME support (including... Free Open Source Mac OS X Windows Linux Xfce Command line interface Support for IMAP POP3 Support S/MIME support Add a feature 51 Like
Airmail Airmail is a lightweight and lightning fast mail client for Mac. Feature list: Accounts: - Unified Inbox and folders - Multi Account with editable html... Commercial Mac OS X iPhone iPad Apple Watch Customizable Dropbox integration Fullscreen support Lightweight ... Multiple Account support Add a feature 55 Like
Sylpheed Sylpheed is a simple, lightweight but featureful, and easy-to-use e-mail client (mailer, MUA). Sylpheed runs on many systems such as Windows, Linux, BSD, Mac OS X and... Free Open Source Mac OS X Windows Linux BSD PortableApps.com Lightweight Add a feature 51 Like
Polymail The most powerful platform for email productivity in a beautiful native app — on desktop and mobile. Freemium Mac OS X iPhone iPad Sync Contacts Email scheduling Email tracking Multiple Account support Add a feature 20 Like
The Bat The Bat! is a secure email client software, built to protect your correspondence against third-parties. . Commercial Windows S/MIME OpenPGP Built-in RSS reader Support for IMAP POP3 Support Portable Add a feature 46 Like
Icedove Icedove is the Thunderbird email client rebranded by Debian . Free Open Source Linux Xfce Built-in RSS reader Extensible by Plugins/Extensions Integrated Chat Export to OPML ... Import feeds from OPML Tabbed interface Add a feature 21 Like
Canary Mail Canary is an exciting new email client for Mac that offers a full set of powerful features with one key difference - your emails are not stored on a 3rd party server. ... Commercial Mac OS X iPhone No features added Add a feature 9 Like
Microsoft Mail and Calendar Windows 10 has Mail and Calendar apps already built in. With the Mail application you can now easily see all message from your... Free Windows Windows RT Bundled with Windows Add a feature 17 Like
