See why Postbox`s features make it the best email client for Mac

Postbox for Mac

Postbox 6.1.9

  -  58.02 MB  -  Trial
  • Latest Version

    Postbox 7.0.60

  • Operating System

    Mac OS X 10.10 or later

  • User Rating

    Click to vote
  • Author / Product

    Postbox, Inc. / External Link

  • Filename

    postbox-6.1.9-mac64.dmg

  • MD5 Checksum

    551496b68285cade63bb0f15f9073dad

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of Postbox 6.1.9.


For those interested in downloading the most recent release of Postbox for Mac or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


We would love to hear from you

If you have any questions or ideas that you want to share with us - head over to our Contact page and let us know. We value your feedback!

  • Postbox 6.1.9 Screenshots

    The images below have been resized. Click on them to view the screenshots in full size.

    Postbox 6.1.9 Screenshot 1
  • Postbox 6.1.9 Screenshot 2
  • Postbox 6.1.9 Screenshot 3
  • Postbox 6.1.9 Screenshot 4
  • Postbox 6.1.9 Screenshot 5

What's new in this version:

- Fixed an error that could occur during drag-n-drop operations in the Focus Pane