Ping.fm is a free ping service that lets you update multiple social networking profiles – Twitter, Pownce, Facebook, MySpace, LinkedIn, Friendster & many others – from one place.

Ping.fm supports of many different platforms and applications.

You can use it through AIM, GTalk, iGoogle, Windows Live Messenger, Yahoo! Messenger, WAP, iPhone/iPod Touch, SMS or plain e-mail.

With the increasing number of Social Networking Sites & the willingness to join all of them with the intent of bringing in more & more readers & followers, ping.fm will become an important tool to bloggers.

The official blog predicts that ping.fm could be the “one-stop shop for all of your social networking management needs.”

Although the ping services are constantly enhanced & more networks would be added, here is a complete list of the various social networking websites that you can set up from ping.fm profile for simultaneous updates.

Bebo ,  Blogger , Brightkite , Custom URL ,  Delicious ,

Facebook ,  FriendFeed ,  Friendster , hi5 , Identi.ca,

Jaiku , Koornk ,  kwippy ,  LinkedIn ,  LiveJournal ,

Mashable ,  MySpace ,   Plaxo Pulse ,  Plurk , Pownce ,  Rejaw ,

Tumblr , Twitter , WordPress.com , Xanga , Yahoo 360

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