Orbit Communicator is a client server application that's designed to be deployed locally on your desktop machine. It currently provides an integrated email / calendaring experience based on external IMAP mail sources.



Microsoft Outlook is described as 'Manage emails, calendars, contacts, and tasks with an intuitive interface. Features smart inbox, file management, and third-party app integration' and is a very popular Email Client in the office & productivity category. There are more than 100 alternatives to Microsoft Outlook for a variety of platforms, including Windows, Mac, Linux, Android and iPhone apps. The best Microsoft Outlook alternative is Thunderbird, which is both free and Open Source. Other great apps like Microsoft Outlook are K-9 Mail, Evolution, eM Client and Mailbird.
Orbit Communicator is a client server application that's designed to be deployed locally on your desktop machine. It currently provides an integrated email / calendaring experience based on external IMAP mail sources.



Android calendar-app showing the weeks of the year (week numbers), 21 languages, syncable with Google Calendar:








Take control of your schedule and get reminded wherever and however you want. Instantly access your appointments, tasks, and notes with a simple glance at a transparent calendar that sits right on your Windows desktop.



BORG is a combination calendar and task tracking system. The calendar supports all sorts of appointments and also a simple todo list. The calendar functionality is similar to that of other PIMs, such as Microsoft Outlook, Mozilla Calendar, Palm Desktop, Yahoo Calendar, etc...



Mailim offers a fast and secure e-mail service. You can now create an e-mail address with Mailim; start sending and receiving emails on your new e-mail account.







EmailTray is a smart email client and an email notifier for POP3 and IMAP email accounts, including Gmail, Hotmail, Yahoo mail and AOL. EmailTray intelligently ranks messages, prioritizes them into 4 Inboxes and alerts you only to the most important.




Sup is a console-based email client for people with a lot of email. It supports tagging, very fast full-text search, automatic contact- list management, custom code insertion via a hook system, and more.

Speaking Email iPhone app speaks your emails out loud, making it possible to keep your eyes on the road while you listen. Simple gestures designed for use while driving give you the ability to skip, pause, archive, star or even reply on the go.



Eclipse Mail is a fork of Interlink Mail and News made for Windows XP and runs on IA-32 i686 platforms. Some advantages over upstream and roytam1's mailnews are more optimizations and better interoperability with upstream.



TrulyMail is an email client and a private messaging system, very feature rich (voice recording, script blocking, etc.).



