Hulu has updated their mobile app for the Apple iOS platform.
• Support for browsing and discovering new shows by genres
• Re-engineered, optimized video player
• Updated, nicer, more graphical user interface (for iPad)
• Retina support (3rd-generation iPad)
• Improved AirPlay mirroring and HDMI support (iPad 2 and above, iPhone 4S and above); try it out in split view on the iPad!
• Miscellaneous bug fixes and enhancements
The app is compatible with all the three devices and lets you watch Hulu programming provided you are a paid subscriber.