Software Update: Postbox 7.0.37

Version 7.0.37 of Postbox has been released. Postbox is an email client for Windows and macOS, which has its origins in Mozilla’s Thunderbird. It has extensive options, such as a common inbox for different email accounts, quick reply, signatures and opening mails in tabs. In addition, it has an extensive contact manager and many search options. From version 7.0, in addition to the lifetime license, an annual subscription to be taken. Since version 7.0.31, the following changes and improvements have been made:

Mailbox 7.0.37

  • New Feature- Customizable themes are here! Create a new theme, modify an existing theme, and import/export themes. For details, please see this help article.
  • Important: To make room for new themes, we have removed all themes from Postbox except for the default Light and Dark themes, however, our “Classic Themes” are still available and can be downloaded here.
  • The Postbox toolbar on Windows has updated styling
  • Made a change to allow more characters to be used in passwords
  • Added a new service to Postbox’s Tracking Prevention feature
  • Fixed an issue with the new mail icon not being removed from the Windows System Tray on exit
  • Fixed a crash when clicking in the search bar in Windows Explorer
  • Fixed a crash that could occur on startup on macOS Big Sur
  • Fixed a crash related to printing preferences on macOS

Mailbox 7.0.36

  • Hotfix to address an edge case with Evernote deprecation

Mailbox 7.0.35

  • Dragging and dropping a file to the Compose window addressing panel will now attach it to the message
  • Deprecated support for direct Evernote integration on macOS
  • Fixed a regression that prevented the Compose Sidebar from opening and closing
  • Fixed a regression that prevented message headers from collapsing and expanding
  • Fixed an issue that prevented the message list from clearing when selecting an empty account group

Mailbox 7.0.34

  • Hotfix to address an issue with bold font display on macOS 10.13 and 10.14

Mailbox 7.0.33

  • Improvements to macOS font tracking

Mailbox 7.0.32

  • Internal release, not available to the public

Version number 7.0.37
Release status Final
Operating systems Windows 7, macOS, Windows 8, Windows 10
Website mailbox
File size


License type Paid