vrypan

FFDirect will submit your posts to your friendfeed.com account the moment they are published. Some reasons to prefer FFDirect instead of using your feed:
<ul>
<li>Images included in your posts will also be submited and visible in the corresponding friendfeed entry.</li>
<li>The same applies to any link to audio (.mp3, .wav, .aac) files.</li>
<li>Your posts will appear in friendfeed the moment you publish them.</li>
<li>Google Analytics-friendly URL tagging.</li>
<li>Pulls number of friendfeed “likes” and comments under your posts.</li>
</ul>

FFDirect

FFDirect will submit your posts to your friendfeed.com account the moment they are published.

Anthony Hayes

Syndicate you wordpress posts to facebook, twitter, plurk, tumbr, friendfeed, livejournal, Post your wordpress posts to facebook, twitter, plurk, tumbr, friendfeed, livejournal, diigo, delicious and linkedin.
Share and reshare the posts 
Reblog the posts, tweet and retweet the posts

Social Traffic Commando

Reblog, reshare, retweet your wordpress posts to facebook, twitter, plurk, tumbr, friendfeed, livejournal, diigo, delicious and linkedin.

FFDirect vs Social Traffic Commando