Always in sync
Gruml and Google Reader are always in sync. Any changes you are doing in Gruml are also transferred to your Google Reader, as well as any changes in Google Reader are synchronized to Gruml promptly.
Tweet articles including short URLs directly via Gruml.
Post to your favorite social service
Post your articles to your favorite social services: Digg, Diigo, Delicious, Evernote, Facebook, Instapaper, MySpace, ping.fm, Posterous, ReadItLater, Reddit, StumbleUpOn, Tumblr are supported by Gruml.
Post to blog
Send articles direcly to your blog (requires one of the following blogging tools to be installed: BlogThing, ecto, MarsEdit, Xjournal)
Manage your folders
Create new folders for your subscriptions, rename existing ones and organize your feeds in a proper manner.
Post and organize notes to Google Reader.