As one of the most requested new features from Steam, they have finally released their mobile app for both iOS and Android which is in beta at the moment. You can download the app for both iOS devices and Android, which brings most of the functionality besides actually playing PC games to your phone.
What you can do with the new mobile app includes chatting with your friends from Steam, browse community groups and user profiles, stay on top with the latest gaming news, and stay up-to-date with current sales from the Steam shop.
