1655 Like Thunderbird Good alternative? YES NO 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 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 Tabbed interface Add a feature
288 Like Microsoft Office Outlook Alternative? YES NO 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 Windows Web Android iPhone Android Tablet Windows Phone iPad ... Apple Watch Android Wear Built-in Calendar Signature with image Add a feature
152 Like K-9 Mail Good alternative? YES NO 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... Free Open Source Android Android Tablet Ad-free Multiple Account support PGP Encryption Privacy focused Add a feature
163 Like eM Client Good alternative? YES NO eM Client is a full featured e-mail client with a modern and easy to use interface. eM Client also offers calendar, tasks, contacts and chat. Freemium Windows Automatic Backup Built-in translation Calendar integration Conversation view Email preview Encrypted email ... Support for IMAP Imports email from Live mail POP3 Support Add a feature
138 Like Evolution Good alternative? YES NO 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 GNOME Built-in RSS reader CalDAV Calendar integration CardDAV Encrypted email Integrated Spam Protection ... Multiple languages POP3 Support Add a feature
194 Like Apple Mail Good alternative? YES NO There’s big news attached. The best way to manage email on a Mac gets even better with OS X Yosemite. Free Mac iPhone iPad Bundled with macOS Add a feature
260 Like Mailbird Good alternative? YES NO Mailbird is more than just another email client - It's an all-in-one communication platform for email, contacts, calendar, apps, task management, video meetings and... Freemium Windows Conversation view Fast & easy setup GSuite Integration Multiple Account support Unified inbox Add a feature
95 Like Opera Mail Good alternative? YES NO Opera Mail powerfully organizes, indexes, and sorts your messages. It has spam filtering (both automated and Bayesian), supports POP3 and IMAP, newsgroups as well as... Free Mac Windows PortableApps.com Built-in RSS reader Integrated Spam Protection Message Filtering Add a feature
125 Like Postbox Good alternative? YES NO 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 Windows Box.com integration Built-in RSS reader Dropbox integration Extensible by Plugins/Extensions Support for IMAP Multiple languages ... Multiple Account support Onedrive integration POP3 Support Tabbed interface Add a feature
65 Like Geary Good alternative? YES NO Geary is an email application built for GNOME 3. It allows you to read and send email with a simple, modern interface. Free Open Source Linux BSD GNOME No features added Add a feature
69 Like Claws Mail Good alternative? YES NO 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 Built-in RSS reader Content Filtering Extensible by Plugins/Extensions Support for IMAP Lightweight Multiple languages ... Multiple Account support Add a feature
46 Like Mutt Good alternative? YES NO 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 Windows Linux Xfce Command line interface Support for IMAP POP3 Support S/MIME support Add a feature
50 Like Airmail Good alternative? YES NO 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 iPhone iPad Apple Watch Customizable Dropbox integration Fullscreen support Multiple Account support Add a feature
47 Like Sylpheed Good alternative? YES NO 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 Windows Linux BSD PortableApps.com Lightweight Add a feature
53 Like Inky Good alternative? YES NO Inky is a secure email platform that makes end-to-end encrypted email simple and painless. Commercial Mac Windows Android iPhone Android Tablet iPad No features added Add a feature
