Mozilla Thunderbird is an easy-to-use, secure email manager with anti-spam filters.
Thunderbird is more than just a mail manager. Supports IMAP and POP protocol. It supports messages that contain HTML and is also capable of reading RSS.
It is capable of performing advanced searches quickly and efficiently.
Thunderbird stands out for its ability to filter spam or junk mail. Forget about wasting time reading junk email, thanks to Thunderbird you’ll read only those messages that really interest you.
Another feature that makes Thunderbird a great email manager is the ability to detect fraudulent email messages (Phishing) and thus avoid possible deception or fraud.
You have no excuse to continue using Outlook, switch to Thunderbird and I’m sure you’ll appreciate it.