4. Design

This section has 26 numbered guidelines with a page each. Open one for what it requires and what it means.

• Guideline 4.1 Copycats
• Guideline 4.2 Minimum Functionality
• Guideline 4.2.1 Apps using ARKit should provide rich, integrated augmented reality experiences.
• Guideline 4.2.2 Apart from catalogs, apps should not mainly consist of marketing material, advertisements, web...
• Guideline 4.2.3 An app should work on its own, and be open about large downloads it needs at first launch.
• Guideline 4.2.6 Apps built from a commercialized template or app generation service are rejected unless the...
• Guideline 4.2.7 Remote Desktop Clients
• Guideline 4.3 Spam
• Guideline 4.4 Extensions
• Guideline 4.4.1 Keyboard extensions have additional rules.
• Guideline 4.4.2 A Safari extension has to run on the newest Safari for the Apple operating system in question.
• Guideline 4.5.1 Apps may use approved Apple RSS feeds, but may not scrape information from Apple sites or build...
• Guideline 4.5.2 Apple Music
• Guideline 4.5.3 Apple services may not be used to send spam, phishing or other messages customers did not ask for.
• Guideline 4.5.4 An app may not depend on Push Notifications to work, and notifications are not for sensitive...
• Guideline 4.5.5 Game Center Player IDs may only be used in a way the Game Center terms approve, and may not be...
• Guideline 4.5.6 Apps may use Unicode characters that display as Apple emoji inside the app and its metadata.
• Guideline 4.7 Software offered inside apps
• Guideline 4.7.1 Software offered in apps under guideline 4.7 must follow the privacy, moderation and payment rules.
• Guideline 4.7.2 An app may not pass its own native platform APIs or technologies on to the software it offers...
• Guideline 4.7.3 An app may not pass data or privacy permissions to any individual piece of software it offers...
• Guideline 4.7.4 An app must provide an index of the software and metadata available in it, with universal links...
• Guideline 4.7.5 An app has to let users spot software above the app's age rating and has to keep younger users...
• Guideline 4.8 Login Services
• Guideline 4.9 Apple Pay
• Guideline 4.10 Monetizing Built-In Capabilities