iOS 18 arrives September 16 as a free update for eligible iPhones
AI features launch in iOS 18.1 beta, exclusive to iPhone 15 Pro, Pro Max, and iPhone 16 series
Initially available in US English, with more languages and regions coming later this year or early next year
iOS 18 supports older models, but AI features are limited to newer devices
Customisable time display in 12 Indian languages and Live Voicemail Transcription in Indian English