iOS 5.0 Public

Apple described an SDK expansion spanning iCloud storage, Notification Center, Newsstand, iMessage, Twitter integration, Game Center, and other platform technologies.

1. [1] About iOS 5 · iOS 5 — More than 1,500 new developer APIs
2. [2] Download iOS 5 and iOS 5 SDK Beta Today · iOS 5 SDK and more than 1,500 new APIs

Supported iPhones could flash the LED or use custom vibration patterns for alerts, and the system added mobility-device input, Speak Selection, and custom element labels for VoiceOver.

1. [1] About iOS 5 · iOS 5 — Accessibility improvements

iPad 2 and iPhone 4S could mirror through Apple TV, while iPad 2 added gestures to return Home, reveal multitasking, or switch among applications.

1. [1] New Version of iOS Includes Notification Center, iMessage, Newsstand, Twitter Integration Among 200 New Features · AirPlay Mirroring and iPad gestures
2. [2] About iOS 5 · iOS 5 — AirPlay Mirroring and Multitasking Gestures

The built-in Photos app could perform common corrections and organize images into albums without requiring a separate desktop workflow.

1. [1] About iOS 5 · iOS 5 — Photo improvements
2. [2] New Version of iOS Includes Notification Center, iMessage, Newsstand, Twitter Integration Among 200 New Features · Photos features

Users could synchronize tasks wirelessly, flag or mark messages, work more effectively offline, and save new contacts from a Global Address List.

1. [1] About iOS 5 · iOS 5 — Exchange ActiveSync improvements

Setup Assistant enabled on-device activation and configuration, software updates could arrive over the air, and purchased content could synchronize wirelessly with an iTunes library.

1. [1] About iOS 5 · iOS 5 — Setup Assistant, software updates, and wireless sync
2. [2] New Version of iOS Includes Notification Center, iMessage, Newsstand, Twitter Integration Among 200 New Features · PC Free and Wi-Fi Sync

Players could add profile photos, compare aggregate achievement scores, discover friends through recommendations and mutual connections, and receive customized game suggestions.

1. [1] New Version of iOS Includes Notification Center, iMessage, Newsstand, Twitter Integration Among 200 New Features · Game Center
2. [2] About iOS 5 · iOS 5 — Game Center improvements

Users could organize tasks, synchronize them with iCloud, iCal, or Outlook, and on supported iPhones trigger reminders when arriving at or leaving a location.

1. [1] About iOS 5 · iOS 5 — Reminders
2. [2] New Version of iOS Includes Notification Center, iMessage, Newsstand, Twitter Integration Among 200 New Features · Reminders

Magazine and newspaper subscriptions received a dedicated Home Screen location that displayed current covers and could download newly available issues in the background.

1. [1] About iOS 5 · iOS 5 — Newsstand
2. [2] New Version of iOS Includes Notification Center, iMessage, Newsstand, Twitter Integration Among 200 New Features · Newsstand

A downward swipe opened a unified notification view, incoming alerts could appear briefly at the top of the screen, and lock-screen items could lead directly to their associated app.

1. [1] About iOS 5 · iOS 5 — Notifications
2. [2] New Version of iOS Includes Notification Center, iMessage, Newsstand, Twitter Integration Among 200 New Features · Notification Center

Users gained more control over message formatting and addressing, could flag or mark multiple messages together, choose mail alert sounds, and use S/MIME.

1. [1] About iOS 5 · iOS 5 — Mail improvements

The release expanded keyboard layouts and language behavior while allowing users to define shortcuts for frequently typed words or phrases.

1. [1] About iOS 5 · iOS 5 — Keyboard improvements

The iPad received a year view, iPhone and iPod touch received a week view, tapping could create an event, and users could view or add event attachments.

1. [1] About iOS 5 · iOS 5 — Calendar improvements

Supported devices could open Camera from the lock screen, use Volume Up as a shutter, enable grid lines, pinch to zoom, move between preview and Camera Roll, and lock focus or exposure where supported.

1. [1] New Version of iOS Includes Notification Center, iMessage, Newsstand, Twitter Integration Among 200 New Features · Camera features
2. [2] About iOS 5 · iOS 5 — Camera improvements

Twitter credentials could be configured once in Settings and used from Camera, Photos, Maps, Safari, YouTube, and compatible third-party applications.

1. [1] About iOS 5 · iOS 5 — Built-in support for Twitter
2. [2] Download iOS 5 and iOS 5 SDK Beta Today · Twitter integration
3. [3] New Version of iOS Includes Notification Center, iMessage, Newsstand, Twitter Integration Among 200 New Features · Twitter integration

Apple stopped locally logging Apple ID and Wi-Fi credentials, distrusted DigiNotar certificates, restricted MD5-signed certificates, and added TLS 1.2 support.

1. [1] About the security content of iOS 5 Software Update · CFNetwork credential logging; Data Security certificate trust and TLS; Wi-Fi credential logging
2. [2] iOS 5 and TLS 1.2 Interoperability Issues · Introduction — iOS 5 TLS 1.2 implementation

Apple documented repairs across CoreFoundation, CoreGraphics, ImageIO, ICU, libxml, OfficeImport, Safari, and WebKit, including code-execution and cross-origin risks.

1. [1] About the security content of iOS 5 Software Update · CoreFoundation, CoreGraphics, ImageIO, ICU, libxml, OfficeImport, Safari, and WebKit

The Messages app gained Wi-Fi and cellular conversations among iOS 5 devices, with group messaging, delivery and read receipts, and synchronization across a user’s devices.

1. [1] New Version of iOS Includes Notification Center, iMessage, Newsstand, Twitter Integration Among 200 New Features · iMessage
2. [2] About iOS 5 · iOS 5 — iMessage

The operating system integrated iTunes in the Cloud, Photo Stream, Documents in the Cloud, purchase history and automatic downloads, backup, Contacts, Calendar, Mail, and Find My iPhone.

1. [1] Apple to Launch iCloud on October 12 · iCloud services and October 12 availability
2. [2] About iOS 5 · iOS 5 — iCloud support