What is an app style guide?
What is a UI Style Guide? A UI Style Guide is a set of rules established for the graphic elements involved in a Web or Mobile App; UI Style Guides could be digital or printed documentation used to keep track and explain all user interface elements and visual aspects of the App.
What is a style guide template?
A style guide template is a reference you provide your marketers and designers that outlines your color palette, typography, spacing, fonts, imagery and icons. A style guide is usually a simple document that you can easily pass on to your design team.