Want to call your Facebook friends for free? Now you can. T-Mobile just took the wraps off of its “Bobsled by T-Mobile” brand, which the company says is its first big step into the IP communications business. The first application under the brand sports the same name — “Bobsled by T-Mobile” — and allows users to place free calls from their PC to Facebook friends. “Bobsled by T-Mobile takes our communications services innovation to a whole new dimension, bringing simple and co...

Google Voice users with friends and relatives living north or the border, rejoice. Not that calls to Canada are overly expensive in the first place, but the Google Voice team has decided to eat that marginal expense — just as they did when they were GrandCentral — and make calling to Canada free once again. That’s right Google Voice users, the next time you need to call and taunt your Canadian friends when your team is playing the Blue Jays it won’t cost you a dime. Now if only you cou...