Mozilla Thunderbird
Open SourceFree
Open-source desktop email client with IMAP/POP support, calendars, and add-ons.
Tagged
Alternatives to Mozilla Thunderbird
Other Email tools in the archive.
Gmail
Widely used free email service with advanced search and spam filters.
iCloud Mail
Apple's email service integrated across the Apple ecosystem.
Outlook
Microsoft email platform with advanced scheduling and contact management.
Proton Mail
Zero-access encrypted email based in Switzerland for ultimate privacy.
Yahoo Mail
Free email service offering large inbox storage and spam protection.