Customers will generally ask us, which is the best WebMail we would recommend?
Well, the answer is that it really depends on what you are looking for. But one thing is for sure all 3 of these webmails offer basic email features like: Compose Email, Forwarding, Junk Mail, Address Book, Trash, Folders, Marked as Read/Unread and many more.
Squirrel Mail
SquirrelMail has all the basic functions you would want from an email client, such as a calendar, spell checker, including strong MIME support, address book, and folder manipulation. Squirrel Mail has a simple interface where it basically lists all your emails. It is recommended to those who are looking for basic email functions such as reading and replying to emails.
Round Cube
Round cube offers a nicer, user-friendly and quite intuitive interface for your emails compared to squirellmail. It offers features such as email bookmarks, calendars, folders, fully-featured Address book such as groups and LDAP connectors, easy address book integration as well as MIME support.
Horde
Horde, it is considered the most full-featured email client compared to the two Squirrelmail and Roundcube and has functions similar to Outlook. This email web hosting comes with features such as calendar, task list, notebook, address book, and more. The e-mail management system includes support for advanced filters, attachments, spell checking, and HTML e-mail display as well.
In conclusion, your choice of which webmail to use depends largely on what you like and what features or functions you see. If you are looking for simplicity, go for SquirrelMail. If you are looking for looks plus easy-to-use functions, go for Roundcube. Finally, if you're looking at a more full-featured email, opt for Horde.