Watchkit: the Complete Guide to Building a Swift App for the Apple Watch

A complete and thorough guide to using Swift and WatchKit to build apps for the Apple Watch. Walk through the creation of a Tinder-style Watch companion app, step-by-step.

Written by Seo Townsend with the help of Kiki Schirr.

Seo Townsend is the lead developer on Fittr, author of WatchKit UI Quick Reference, and just finished the Fittr Apple Watch app. Kiki Schirr is the author of the Product Hunt Manual, and is also a part of the Fittr team.

Comes as a PDF.