From Revolutionary Beginnings to AI-Powered Future: The Epic Evolution of iOS 1–26 (2007–2025)
iPhone OS 1 launched June 29, 2007, with multi-touch but no native third-party apps. iPhone OS 2 added the App Store in 2008, reaching 10 million downloads in three days. Major updates through iOS 11 included multitasking, Retina Display, Apple Maps, a flat UI redesign, and iPad-focused features, with over 200 million devices updated to iOS 7 in five days.