While most people seem to manage just fine with a single SIM card in their smartphone, some -- especially travelers, who can save money by fitting a local SIM card into their handset -- love the ...

Sometimes the simplest things in life are the most necessary ones. Every phone inevitably uses a different size SIM card, and it’s more difficult than it should be to just get your old SIM card into ...

Ever get a new phone and have a completely different sized SIM card that needs to fit inside versus the one you already own? Sometimes network operators are nice enough to just give you a new sized ...

For people who want to separate their work and home life, or who travel a lot to different countries, being able to swap between SIM cards in your smartphone makes a lot of sense. And while most ...

Click to viewJust four days after its launch, the iPhone 3G has been unlocked for the first time exactly like the original iPhone: using a special card that piggybacks to your SIM card, fooling the ...