Roku released a new version of its iOS app today, allowing iPhone users with its products to directly stream videos from their iPhones to the TV via Roku devices, similar to AirPlay.
Supported devices include the Roku 3, Roku 2, Roku HD, Roku LT, and Roku Streaming Stick. As of now, the company has not announced the specific types of videos supported by the new feature or when the Android version will be updated to include this functionality.
Image source: TheVerge