Alien Skin Software has announced Blow Up 3, the new version of its photo enlargement plug-in for Adobe Photoshop, Photoshop Elements, and Photoshop Lightroom.

It enlarges photos while keeping them crystal clear, even at huge sizes, according to designer Terence Tay. Version 3 sports a revamped user interface and support for Lightroom.

Blow Up 3 will be available in November at for U$199. That is a price drop of $50 from version 2. Owners of Blow Up 1.x or 2.x may upgrade for $99. Free upgrades will be automatically sent to everyone who purchased Blow Up 2 directly from Alien Skin Software in July or later.

Blow Up 3 is a plug-in and requires one of the following host applications: Photoshop CS4 or later; Photoshop Elements 8 or later; and Photoshop Lightroom 2 or later. Mac users need Mac OS X 10.6 or later.