After you purchase and use your cellphone for an extended period of time, you can change networks. However, the phone that you're currently using may not be offered on that network. If you wish to ...

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 ...

Click to viewAccording to the usual suspects, now you can 100%-unlock the iPhone using a Turbo SIM card, without depending on the version of your current carrier card. Testers say it will give you ...

When Apple launches a new product, especially an iPhone or iPad, it's not uncommon for the company to have trouble meeting demand in the early weeks or months of availability. This is especially true ...

Nano-SIM cards will arrive at the carrier in mid October, allowing owners of unlocked iPhone 5s to jump to its network, says a report. Edward Moyer Former Senior Editor Ed is a many-year veteran of ...

Apple today released an unlocked GSM version of the iPhone 5s on its online store for the United States. This version of the iPhone 5s includes the same exact capabilities of the non-unlocked models, ...

Shawn is a software engineer and a mobile tech degenerate by night. His daily drivers are a Galaxy S7 Edge and an iPhone 6S Plus. Ever since the Nexus 5, Sprint seems to be ever more accepting of ...

In the past when traveling overseas I've always used a service like iPhoneTrip or XComGlobal, but I've been told many times that it's a lot cheaper just to purchase the SIM card locally after you've ...

Earlier today we heard that both Sprint and Verizon will offer an unlocked micro SIM in the iPhone 4S, which would allow you to use your iPhone 4S abroad with a GSM SIM card. Now it would appear that ...

Contrary to initial reports, Sprint will not sell an unlocked micro-SIM version of Apple's iPhone 4S, forcing users to pay roaming fees when traveling abroad. Earlier reports that Sprint users would ...