All feeds are displayed in the main page and user can re-arrange the order of those feeds according to his/her preferences. By selecting a feed the user can see the details of an article and share it or visit the article to the original site. Swiping between the articles is also enabled. Moreover, long-press over an article enables the user to take quick actions over an article such as share or view the article.
You can download / test and rate the Grooky Reader Android App free from the Android Market.