- LTE support for more carriers (complete list of supported carriers at www.apple.com/iphone/LTE)
- Purchase movie tickets through Fandango with Siri (USA only)
- iTunes Match subscribers can now download individual songs from iCloud
- New button to reset the Advertising Identifier
- Bluetooth keyboard compatibility to the Apple TV
- new Map APIs for better app integration
On the good side, an untethered jailbreak might be coming after this release as the JB masters has confirmed that they have found a working exploit and right now, they are reviewing this release with the exploits they have found. If it's proven to be working, they will start updating their tools to perform the jailbreak process in user-side.