1665 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 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 Tabbed interface Add a feature
291 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
141 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
197 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
377 Like Notezilla Good alternative? YES NO Colorful & powerful sticky notes app for Windows & Phones. Set reminder alarms, attach them to any website or document, organize them using folders/tags, sync... Commercial Windows Web Android iPhone Android Tablet iPad Real time collaboration Skinnable 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
70 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
47 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
51 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
19 Like Polymail Good alternative? YES NO The most powerful platform for email productivity in a beautiful native app — on desktop and mobile. Freemium Mac iPhone iPad Email scheduling Email tracking Add a feature
57 Like XWiki Good alternative? YES NO A powerful Open Source collaborative platform enhancing collaboration and communication. Free Open Source Mac Windows Linux Web Self-Hosted Built-in editor File-search Multiple languages Real time collaboration Add a feature
14 Like Microsoft Mail and Calendar Alternative? YES NO 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
30 Like Zimbra Desktop Good alternative? YES NO The free Zimbra Desktop client allows you to meld the online and offline worlds – storing and synching your email, calendar, contacts, files and documents in the cloud... Free Personal Mac Windows Linux No features added Add a feature
15 Like iRedMail Good alternative? YES NO A fully fledged, free email server solution, an open source project (GPL v2). Use official binary packages from Linux/BSD distributions, with both i386 and x86_64... Free Open Source Linux BSD Self-Hosted No features added Add a feature
24 Like Kontact - KMail Good alternative? YES NO KMail is the email component of Kontact, the integrated personal information manager of KDE. Kontact is a personal information manager and groupware software suite for... Free Open Source Mac Windows Linux BSD No features added Add a feature
