Software that can be used as an alternative to Sylpheed:
  • 5/5
    4 votes

    Internet Mail is the software specifically designed for the Internet e-mail.

    • Shareware
    • Windows
  • 3.83.8
    68 votes

    Stay connected to your world with our most up-to-date e-mail and calendar tools.

    • Trial
    • Windows
  • 3.13.1
    39 votes

    Enjoy safe, fast and easy email, Mozilla-style. The Thunderbird email client includes intelligent spam filters, powerful search and customizable views.

    • Freeware
    • Windows/macOS/Linux