In 2025 I’ve learned a lot about iOS development, and I want to share the first step you should take if you’re planning to build your first iOS app. 📌 Its Apple’s documentation -standard practices, correct architecture, and compliance with app store rules. ⚙️ Starting from well-established fundamentals helps you avoid common mistakes, save development time, and ensure better user experience. Many beginner problems (subscription management, UI/UX, performance, security) are already addressed by Apple. There’s no need to reinvent the wheel. Useful starting points I absolutely recommend: • Apple Developer Documentation 📌 developer.apple.com/documentation • Apple Human Interface Guidelines (iOS) 📌 developer.apple.com/design/human-interface-guidelines • Swift Programming Language - Guided Tour 📌 docs.swift.org/swift-book/documentation/the-swift-programming-language/guidedtour • “Start Developing iOS Apps (Swift)” Tutorial 📌 developer.app...