Google has released a new iOS app for Chromecast making it cross-platform and appealing to more users. The app can be used to set up your Chromecast device from an iOS device (6.0 or above)
Here is the official description:
Chromecast is the easiest way to enjoy online video and anything from the web on your TV. Plug it into any HDTV and control it with your existing smartphone, tablet, or laptop. No remotes required. Cast your favorites from YouTube, Netflix, Google Play Movies, and Google Play Music and Chrome to your TV with the press of a button.
Use the Chromecast app to:
• Set up your Chromecast to work with your Wi-Fi network
• Manage your Chromecast settings (such as changing your device name, Wi-Fi password, etc.)
If you are an iOS user, you can download the app from the iTunes store now. The Chromecast app for iOS enables users on iPhones and iPads to set up and manage their Chromecast using their iOS device. Note: This app is compatible with iPhones and iPads running iOS 6 or above. The requirements section of the app says that it is optimized for iPhone 5.
via Google Chrome Releases Blog.