Here are the latest incremental updates for Mac OS X apps.

Parallels has updated Parallels Desktop 7 for Mac to make it simple to download and automatically install Windows 8 Release Preview from the Parallels New Virtual Machine Wizard. A free trial of Parallels Desktop 7 for Mac is available for download at www.parallels.com/desktop. Current Parallels Desktop 7 users can get the update by selecting the Parallels Desktop menu and clicking Check for Updates.   

Reggie Ashworth has released VidConvert 1.3.1 (http://www.reggieashworth.com/vidconvert), an update to his new video converter for Mac OS X. The new version adds support for adding DVD’s directly, input support for Apple ProRes, and input support for .webm and .dvr-ms.

Tension Software has updated ProductBuilder (http://www.pomola.com/products_productbuilder/) — which allows developers to create packages ready to be transmitted using the Application Loader (by Apple and included with the Developer tools) to the Mac App Store. — to version 2.0.

Maintain has released Cocktail 5.0 (Snow Leopard Edition), an update of the general purpose utility for OS X that lets you clean, repair and optimize your Mac. Version 5.0 (http://cocktail.maintain.se) is a maintenance update.