Download macOS Catalina for an all‑new entertainment experience. Your music, TV shows, movies, podcasts, and audiobooks will transfer automatically to the Apple Music, Apple TV, Apple Podcasts, and Apple Books apps where you’ll still have access to your favorite iTunes features, including purchases, rentals, and imports. Apple Pencil delivers pixel-perfect precision and industry-leading low latency, making it great for drawing, sketching, coloring, taking notes, marking up email, and more. Your apps can take advantage of Apple Pencil, which features an intuitive touch surface that supports double-tap gestures. And with PencilKit, the new feature-rich drawing and annotation framework, you can now. Get your apps ready. The Universal App Quick Start Program includes all the tools, resources, and support you need to build next-generation Universal apps, optimize apps built with Mac Catalyst, and test iPhone and iPad apps on an Apple Silicon Mac.
The App Store is a safe and trusted place for customers to discover apps, and a great opportunity for developers to deliver apps and services across iPhone, iPad, Mac, Apple TV, and Apple Watch in 175 regions. Find articles, guidelines, and other resources to help you design incredible apps, reach more users, and grow your business.
Articles
Learn about App Store business models and features, creating a great product page, localizing your app, offering in-app purchases, measuring your app’s success, and more.
Apple Software Applications 2017
Guidelines
Learn about requirements for app design, App Review submission, using Apple product images in your marketing materials, and more.
Submitting
Apple Software Applications Download
Learn how to prepare your iPhone, iPad, Mac, Apple TV, and Apple Watch apps for submission to App Review.