Mozilla Thunderbird – is a fully featured, very functional, secure email client and RSS feed reader, created by Mozilla. It offers a pretty and streamlined interface to a very powerful email package and lets you handle mail efficiently and with style, and Thunderbird filters away junk mail too.
Features
• Mail Account Setup Wizard
• Personalized Email Addresses
• One-click Address Book
• Attachment Reminder
• Multiple-channel chat
• Tabbed Email
• Search the Web
• Quick Filter Toolbar
• Search Tools
• Message Archive
• Activity Manager
• Large Files Management
• Add-ons Manager
• Thunderbird Look & Feel
• Smart Folders
• Robust Privacy and Do Not Track
• Phishing Protection
• Automated Update
• Cutting Out the Junk