QuickVoice developer nFinity today announced the release of Audio Postcard, a new Mac OS X application that lets you produce and email digital postcards complete with embedded audio messages and customized titling and bordering. Audio Postcard is designed to work in conjunction with the iPhoto library, but graphics files from other sources can be easily imported. The application creates the digital postcards in four easy steps, and attaches them automatically to OS X Mail.app as QuickTime files. Audio Postcard is priced at US$19.95, or you can save 25% by purchasing both Audio Postcard and QuickVoice for $29.95. Trial versions of both products are available.