Download Older Versions of Postbox

We strongly recommend that you use the most recent version of Postbox, but if you're looking for older versions, you can still download them here:

Postbox 3.0.11

Postbox 3.0.10

Postbox 3.0.9

Postbox 3.0.8

Postbox 3.0.7

Postbox 3.0.6

Postbox 3.0.5

Postbox 3.0.4

Postbox 3.0.3

Postbox 3.0.2

Postbox 2.5.3

Postbox 2.1.4

Postbox 1.1.4

All versions of Postbox share the same configuration files and mail databases, so it's easy to switch between two versions.

Downgrading on Windows

When moving from a newer version of Postbox to an older version of Postbox on Windows, make sure to uninstall the newer version of Postbox first before installing the older version of Postbox.

Add-Ons

When downgrading to an older version of Postbox, you might find some of your Postbox add-ons disabled. Download the appropriate version of the add-on for the version of Postbox you're using from the Add-ons list at http://postbox-inc.com/extensions.

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