Apple maintains a consistent design language across hundreds of products by focusing on cohesive behaviors, dynamic materials like Liquid Glass, and slow, refined updates. This approach keeps the user experience intuitive and trustworthy - not because everything looks the same, but because everything feels right.
Third-party apps on Apple devices must align with Human Interface Guidelines to feel native, intuitive, and trustworthy. Learn why HIG isn’t about copying Apple-but about respecting user expectations across iOS, iPadOS, and macOS.