Send email freeware free

Here are some free email clients that you can use:

1. Thunderbird: A popular and highly customizable email client developed by Mozilla. It's available for Windows, macOS, and Linux.
2. Claws Mail: A free and open-source email client that's known for its ease of use and customization options. It's available for Windows, macOS, and Linux.
3. Gmail: While not a traditional email client, Gmail is a free email service provided by Google that offers a web-based interface and mobile apps.
4. ProtonMail: A free, open-source email service that focuses on security and privacy. It's available for Windows, macOS, and Linux.
5. Tutanota: A free, open-source email service that offers end-to-end encryption and a simple, intuitive interface. It's available for Windows, macOS, and Linux.
6. Mailbird: A free email client for Windows that offers a simple and intuitive interface, as well as integration with popular services like Google Drive and Dropbox.
7. eM Client: A free email client for Windows that offers a simple and intuitive interface, as well as support for multiple accounts and calendars.
8. Zoho Mail: A free email service provided by Zoho that offers a web-based interface and mobile apps.
9. FastMail: A free email service that offers a web-based interface and mobile apps, as well as support for multiple accounts and calendars.
10. Mailpile: A free, open-source email client that's designed to be fast and secure. It's available for Windows, macOS, and Linux.

Please note that while these email clients are free, some of them may offer premium features or upgrades for a fee.