Here’s a list of the best free email clients for macOS, along with their download links:

1. Apple Mail (Pre-installed)

  • Features: Comes built-in with macOS, supports iCloud, Gmail, Outlook, Exchange, and other IMAP/POP accounts.
  • Download: Pre-installed on macOS (No download required)

2. Mozilla Thunderbird

  • Features: Open-source, highly customizable with add-ons, encryption support, and advanced filtering.
  • Download: https://www.thunderbird.net/

3. Mailspring

  • Features: Modern UI, read receipts, email tracking, snoozing, and a unified inbox. The free version has limited features.
  • Download: https://getmailspring.com/

4. Spark Mail

  • Features: Smart inbox, collaborative features, scheduling, and AI-powered email management.
  • Download: https://sparkmailapp.com/

5. Canary Mail

  • Features: Focuses on security with end-to-end encryption, AI-based inbox management, and PGP encryption.
  • Download: https://canarymail.io/

6. BlueMail

  • Features: Unified inbox, customizable notifications, dark mode, and calendar integration.
  • Download: https://bluemail.me/

7. Airmail (Lite version)

  • Features: Minimalistic design, integrates well with macOS features like Siri and iCloud, and offers basic email functionality for free.
  • Download: https://airmailapp.com/