Scout-App is described as 'cross-platform desktop app that delivers the power of Sass to the hands of web designers' and is an app in the Development category. There are more than 10 alternatives to Scout-App for a variety of platforms, including Mac, Online / Web-based, Windows, Linux and Self-Hosted solutions. The best alternative is Prepros. It's not free, so if you're looking for a free alternative, you could try Live.js or Crunch!. Other great apps like Scout-App are CodeKit (Paid), SCSS Compiler (Free), SiteFlow (Paid) and SimpLESS (Free).
Compile Less, Sass, Scss, Stylus, Jade, Coffeescript, Haml and Markdown with live browser refresh. Prepros is a web design & development tool that does all the heavy lifting needed to preprocess, optimize and test your sites and keeps your workflow supercharged.
Write your LESS markup. Crunch it into a CSS file. Link the crunched CSS file in your HTML. CRUNCH allows you to organize your LESS/CSS styles into some well-organized libraries, and then just serve a single file to the browser.