Flicker for iOS has been updated to version 2.0 and brings 16 new filters, new features and a redesigned interface.The app can now be accessed using other accounts including Facebook or Google. Photos can be shared to Tumblr, Facebook, Twitter or via email.
You can download the update directly on your device through the Apple App Store or by using the link which follows:
The redesigned app has a easier sign-up and registration process and now offers full Groups capabilities. Unfortunately there is still no iPad optimised version of Flickr.
source - BGR