Postbox 2.5 Released – 64-bit Support, New UI

Postbox has launched version 2.5 of their self-titled alternative e-mail client for Mac and Windows, bringing full 64-bit support for OS X (the Windows version is still 32-bit for now), a new double-row vertical thread pane view option, a streamlined message view and a new Mac theme featuring a new icon set by Panic’s Kenichi […]