• iCloud sync with OS X Mountain Lion
Messages (with iMessage, pulled from the latest beta), Reminders, Notes
Documents in the Cloud (Pages, Numbers, Keynote, Preview, Text Edit, plus developer SDK)
Mail preferences pushed to iCloud
iCloud Documents API improvements
•Siri
Sports scores (baseball, basketball, football, hockey, soccer)
Italian Serie A
English Premier League
MLS
French Ligue 1
Spanish la Liga
Dutch Eredivisie
German Bundesliga
MLB
NCAA Football
NFL
NBA
NCAA Basketball
WNBA
NHL
Sport player stats
Sport team rosters
Sports league standings
Sports game schedule
Updated restaurant searches (type, price, Yelp reviews, distance, map, hours, phone number)
OpenTable reservations for restaurants
Movie listings per theatre
Rotten Tomato moview reviews
Movie facts
Movie trailers
Search by actor/actress
Launch apps
Send Tweet
Update Facebook status
Listen to notifications
Eyes Free car integration (in the next year)
International languages (Canada, Spain, Italy, Switzerland, Korean, Taiwan, Hong Kong, China) and local search (all of the above plus countries with existing Siri functionality)
Siri for iPad (new iPad only)
•Facebook
Single sign-on
Share from Photos, Safari, Maps, App Store, iTunes, Game Center
Public API for developers
Contact and Calendar integration
•Phone
Reply to incoming calls with message (preset or custom) or save reminder (timed or geofenced)
New dialer layout
•NC
Do not disturb toggle with fine-grain phone call exceptions, schedules, or allowing repeat calls
Facebook and Twitter compose buttons
•FaceTime
Available over cellular
Apple ID unified with phone number, enabling FaceTime or iMessage answering on iPad or Mac
•Safari
iCloud Tabs for Safari on other iOS devices and Macs
Offline Reading List
Photo uploads
Smart app banners link to App Store or launches
Fullscreen video in landscape
•Photo Streams
Shared Photo Streams with designated friends, includes comments
Photo Stream pictures in Mac screensaver
Photo Stream now a separate tab, not another album
•Mail
VIPs - designated contacts cause notifications, e-mails flagged with stars, separate inbox
Flagged mailbox
Attach photos in-line (finally)
Open password-protected Office docs
Per account signatures
Fun new pull-to-refresh animation
Notifications per mailbox
Long-press compose to open or delete drafts
•Passbook
Barcode collection for boarding passes, store cards, coupon, movie tickets
Pops up on lock screen when you arrive
Includes up-to-date-balance
Boarding passes update with gate changes
Synced to iCloud
Cute deletion animation
•Guided Access
Disable certain app interactions with a circle
Limit hardware buttons, touch, and motion control access
Single-app mode
•Maps
Local search with 100 million business listings with Yelp reviews and pictures
Crowd-sourced traffic data with incident reports
Free turn-by-turn navigation with alternative route offers based on faster ETA
Navigation viewable from lock screen
Siri integration, finds spots along your route
Flyover (3D buildings)
Multitouch rotation, angle change, and zoom
Powered by TomTom
Pinch-out in maps goes to globe view
Report bugs
•Game Center
Game Center sync with OS X
Cross-platform turn-based and realtime gaming between iOS and Mac
Issue challenges to friends
Find Facebook friends
•Developer SDK
Audio and video sampling during playback
Pass Kit
Rich text on labels, fields, and text views
VoiceOver gestures
Control camera focus and exposure
Remote Web Inspector
CSS filters
Action Sheer
Web Audio API
Crossfade with CSS animation
Game Center in-app experience
Reminders
Video stabilization
Game groups
Bluetooth MAP support
Transit apps (Apple's Maps doesn't have its own, but opening doors to local devs)
In-app Bluetooth pairing
Face detection API
Inter-app audio
Frame drop data
Map Kit
Auto layout
State preservation
Pull to refresh on Table views
In-app purchase hosted content
Read and write image metadata
Collection views
In-app content purchases
Multi-route audio
•Other
Location-based reminders for iPad
Autocorrection for every keyboard
Global network proxy for HTTP
Manual reorder of reminders
Lost Mode - send a phone number to lost device which can be called with single tap
Kernel ASLR
Manual location entry for reminders
Custom vibrations for alerts
VoiceOver improvements
App in Safari search results
IPv6 support for Wi-Fi and LTE
HDR improvements
French, German, and Spanish dictionaries
Word highlights for speajk selection
Search all fields in Contacts
New iPad Clock/timer app
Improved keyboard layouts
Made for iPhone hearing aids
Extended functions for China
Baidu
Sina Weibo
Tudou
Youku
Improved text input
Dictionary
Top title bar changes color with app
New iPod app layout
Granular privacy control
iCloud-stored user dictionary
Updated sharing menu with large icons
Music ringtones, alarms
Redesigned App Store and iTunes (can now view App Store screenshots in full screen)
iTunes Match now streams music (rather than just download)
Support for iPhone 3GS and later; iPad 2 and later, iPod touch 4th gen)
Tilt changes reflection on slider buttons
Spotlight now shows which folder apps are in
Government alerts (AMBER and Emergency) in Notifications
More and new Emojis
Music preview banner overlays current screen, plus preview history
Time since last full charge (usage, standby)
Darker camera UI
"New" banner on app icons after installation
Update history in App Store
15 second skip playback controls for podcasts
Hold navigation arrow in Safari for iPhone for history view
"Enhanced" photos now add "-fixed" to file name
Cleared notifications sync across devices
No more pop-up in Safari when there's no internet access available
Share calendar that you created (but not one shared with you) from app
iPhone version of Stocks app loaded on iPad
Downloading doesn't kick you out of App Store anymore
Updating apps doesn't require password anymore
Apple apps have logo in Spotlight search
Wallpaper previews show live reproduction, rather than canned app layout
App Store "installed" buttons now show "open"
Cellular data toggle for FaceTime, iCloud documents, and iTunes
Late night mode in equalizer
Simplified Bluetooth toggle
Episodes viewable by season in Video app
