With ThemeForest Kraken you are able to design any kind of app for iOS faster with high-quality collection of templates for Sketch. The files includes all recent features such as Overrides, Symbols, Text and Layer Styles in more than 10 popular categories.
All components are built under 5 base elements, each of them can be edited individually by changing colors, shadows, corner radius. Each one is linked to all the styles of colors raised in the area of customization of graphic styles. Your work will be much simpler and faster with this design system.