Apple has released official iOS app for WWDC 2012 and also posted schedule of its conference on its website.
If you have bought tickets to attend the conference then sign in to the WWDC 2012 app with the Apple ID of your ticket and access the official conference schedule from here.
Browse the conference schedule: View times, locations, and detailed descriptions for sessions, labs, and special events. Filter the schedule view by tracks, sessions, labs, or OS to easily find what you’re looking for. Provide feedback on sessions and labs you’ve attended.
Plan your week with favorites: Double tap any session, lab, or special event to mark it as a favorite and help plan your week. Favorites in the same time slot are listed together so you can quickly spot any conflicts and better plan your week.
Keep up on the latest news: Stay up to date on news and announcements from the conference including room or schedule changes, baggage check-in times, and more.
Find you way around: View detailed maps of Moscone West to find session rooms, labs, and other points of interest.
View daily photos: Enjoy even more of the WWDC experience with fun and candid photos throughout the week
WWDC 2012 will take place at the Moscone Center in San Francisco and will start on June 11, Monday with the keynote of Tim Cook.
You can download the official WWDC 2012 app for your iOS device.