Develop responsive web apps 5x faster! A must-have DevTool for all Front-End developers that will make your job easier.
United States

Apps similar to knobs include Responsively, which is free and open source. Other options are Polypane and Sizzy. In total there are three Web Debuggers like knobs for Mac, Windows and Linux.
Develop responsive web apps 5x faster! A must-have DevTool for all Front-End developers that will make your job easier.

Polypane is a browser built from the ground up to create websites and apps. Polypane is the only browser that lets you develop a website for all viewports and devices at once, and gives you the best overview of them.







