- General Information
- iOS 15 was released on September 20, 2021, replacing iOS 14
- Supports iPhone 6s/6s Plus through iPhone 13 Pro Max and iPod Touch 7th gen
- Successor iOS 16 was announced at WWDC 2022, released September 2022
- Key Features
- Focus mode replaces Do Not Disturb with customizable notification states
- Live Text enables text recognition in images on A12+ devices
- System-wide translation available across all apps
- FaceTime adds grid view, portrait mode, and spatial audio
- Messages introduces multiple image stacks and pinned content
- Security and Privacy
- Siri now works offline on A12+ devices
- iCloud Private Relay masks user IP address in Safari
- Built-in password authenticator with autofill
- CSAM detection feature cancelled in December 2022
- System Improvements
- Safari receives complete redesign with tab groups
- Health app adds walking stability monitoring
- Notes app introduces #tags and Smart Folders
- FaceID now works with masks and glasses
- New widgets for Mail, Contacts, Game Center, and other apps