- The availability of the Custom Home Screen theme type, which allows you to add any number of application icons to the Home screen and position them wherever you want
- The ability to change the theme type for an existing theme, which allows you to create a similar theme without having to recreate it from scratch
- The ability to import existing themes into new themes designed for a different screen size, which allows you to create a similar theme without having to recreate it from scratch
- The ability to add an icon which opens a specified web page in the BlackBerry Browser
- The ability to push the theme to the BlackBerry Smartphone Simulator directly from the Plazmic Theme Builder, to simplify the theme testing process; Plazmic Theme Builder also allows you to configure which device and which version of the BlackBerry Device Software to simulate
- The ability to add copyright and vendor information to a theme
- Greater flexibility in customizing icon images in the banner, messages list, dialog boxes, and lock screen
- The ability to open and automatically update themes created using Plazmic Theme Builder version 4.2.2 or earlier