Over 50 brands worldwide offer products that are compatible with HomeKit and your Apple devices — with more and more on the way.
4 Chapter 2: The dynamism of the App Store ecosystem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 The dynamism of the App Store and i...
https://www.apple.com/newsroom/pdfs/the-success-of-third-party-apps-on-the-app-store.pdf