CastleNews is a news aggregator that supports all of the major RSS formats. CastleNews helps you to read news topics from all of your favourite RSS and ATOM news feeds. Supported feed formats : RSS 0.91, RSS 1.0, RSS 2.0, ATOM 0.3.
CastleNews comes preconfigured with a number of feeds, and allows you to add as many feeds as you like.

CastleNews Pro is a step up from the free version. The Pro version adds the following features to CastleNews :
Organize topics into categories of your choice.
Turn topic preview on or off.
Check for new news feeds at startup.
Set the number of topics to read for a feed
Set a feed to ignore topics over a certain age.
More features will be added based on user feeback.