https://sketchrepo.com/free-sketch/mobile-app-ui-kit-freebie/
A free mobile app UI kit for Sketch by Pierluigi Giglio who also made a prototyping video tutorial using this kit. Nice work!
mobile app uikitfreebiedownloadsketch
https://sketchrepo.com/free-sketch/fitness-dashboard-ui-kit-bodyform-freebie/
Here's a fitness UI kit featuring various components with a clean and modern design made in Sketch by Merixstudio. Nice work!
ui kitfitnessdashboardbodyformfreebie