• Advanced spam detection engine supports custom rules and DNSBL blacklisting (such as Spamhaus).  Expect 85% of spam to be eliminated with the default configuration.
• To ensure complete privacy, stored messages can be encrypted and mailboxes can be password protected.
• Built-in address book supports custom fields and import/export.  The address book is encrypted to prevent snooping and the spread of malware.
• Send personalized mass mail to a filtered set of address book contacts.
• Connections to the mail server can be secured with SSL/TLS encryption.
• Until permitted, HTML email is restricted from running scripts, loading embedded objects, and downloading media.  Malware cannot infect the computer simply by viewing an email.
• Supports text search (global and local).
• Whitelist prevents false positives in spam engine.
• Supports both POP3 and IMAP4.
• Supports message templates with merged fields.
• Message drag & drop supported.
• Attachment viewer supports a wide variety of image formats, HTML, and MIME.  Images can be zoomed in and out.
• Multithreaded design keeps the user interface responsive.  Receiving, sending, and spam checking is performed in the background by worker threads.
• Compose email formatted in HTML with a powerful editor.
• Spell-checking.

• Works with GMail and Yahoo.
• Skinnable, highly configurable user interface.
• Compatible with third-party anti-virus email scanners.
• Supports Yahoo! DomainKeys signing and verification.
• Messages can be organized in folders and color coded.
• Multiple messages can be selected with the Shift and Ctrl keys.  The following features can operate on multiple messages:  Delete, Forward, Redirect, Save, Shred, Drag & Drop, and Color Coding.
• The Forward and Redirect features support multiple destination addresses.
• Old messages can be automatically deleted (by age or count).
• Attachments can be automatically included in newly composed messages.
• Email that is suspicious but not obviously spam is quarantined for 24 hours, then retested.  This greatly improves the effectiveness of blacklisting.
• Sensitive messages can be shredded in such a way that no forensic recovery is possible.
• Dangerous attachments can be prevented from opening, or require user verification.
• Reminds of birthdays and anniversaries.
• Most of Gammadyne Mailer's G-Merge language is supported in templates, mass mailings, and an Incoming Script.  The Incoming Script runs each time an email is received.  It can modify messages, move them to different folders, control deletion, and much more.
• Does not install any malware or third-party programs.  Certified clean by Softpedia.com and others.

Click here to download Clyton version 1.2, released May 27th, 2008.  This file is a self-extracting archive; open the file and a setup program will guide you through the installation process.  The download is approximately 6.5 MB and installation will use approximately 10 MB of hard disk space.

If you prefer to download the installer inside of a .zip file, click here.

Clyton is shareware with the following limitations:

• The Mass Mail tool is disabled.
• The Search All tool is disabled.
• The Incoming Script is disabled.
• The Encrypt Stored Email feature is disabled.
• The Lock Mailbox feature is disabled.
• SSL/TLS encryption is disabled.
• G-Merge Functions cannot be used in Templates.
• The Auto-Attachments feature is disabled.
• The Encrypt/Decrypt All tool is disabled.
• The Shred tool is disabled.
• The Empty Folder tool is disabled.
• Support for DomainKeys is disabled.

To unlock these limitations, please purchase a license.

A POP3 or IMAP4 email account is required.  Clyton does not work with web-based email accounts unless they support POP3 or IMAP4.  It does work with GMail and Yahoo! Mail.

Clyton runs on the Windows® 98, NT4, 2000, ME, XP, 2003, and Vista platforms.  A processor of at least 200 Mhz. and 64 MB of RAM is recommended. 

To purchase a license for the special introductory price of $25 U.S. please click the button below.