Video Tutorials Apps: SktchTuts vs PsTuts. Mobile Apps for iOS about graphic editors Photoshop and Sketch. Sketch is a vector graph editor, specifically designed to create interfaces for mobile apps, web-sites, desktop programs. Basically, all screen graphics. But it is good for other tasks too. Sketch is developed by Bohemian Coding. Photoshop is a raster graphics editor developed and published by Adobe Systems for Windows and OS X. It has become the industry standard in raster graphics editing, such that the word "photoshop" has become a verb as in "to Photoshop an image" Read Less