Alternatives toBecky! Internet Mail

Thunderbird is a free email application that’s easy to set up and customize - and it’s loaded with great features.

Web-browser, advanced e-mail and newsgroup client, IRC chat client, and HTML editing made simple.

Take control of your day with Postbox’s clean and super-customizable interface. Make your email work for you, just the way you need it to.

Free, standards-based electronic mail client suitable for use by single or multiple users on single computers or network.

Sylpheed is a simple, lightweight but featureful, and easy-to-use e-mail client (mailer, MUA).

All your email in one place.