What are some alternatives?
When comparing Squeezer and Koala, you can also consider the following products
Prepros - Compile Less, Sass, Scss, Stylus, Jade, Coffeescript, Haml and Markdown with live browser refresh.
Compass.app - Compass is a stylesheet authoring framework that makes your stylesheets and markup easier to build...
Fire.app - Fire.app is a menu bar only app for dead easy HTML prototyping.
Delivery - A little, yet powerful code compressor.
Scout-App - Process Sass files into CSS without any knowledge of the command line.
SiteFlow - The life-saver app for web developers !