All modern iPhones and iPads now use nano-SIM cards. Unfortunately, this can be a bit of a problem for anyone switching from an older device, because the nano-SIM is much smaller than the micro-SIMs ...

If you're in the market for an unlocked iPhone 5 and need to fit your existing SIM card in it, you can actually cut your current SIM card down to nano size at home. Most people won't need to do this, ...

The SIM cards that fit into those tiny slots in your cell phone and tell your cellular network to whom your calls are to be charged come in four different sizes. With the only real difference between ...

If you don’t fancy using a meat cleaver to turn your SIM card into a micro SIM card for your new Apple iPad, then you may want to check out this cool tool which does it for you, the Cut My SIM. The ...

If you’ve bought an iPad with 4G/cellular capabilities (we discuss whether that’s a good idea in our 2015 iPad buying guide) or a new iPhone, you need to buy and install a SIM card. Here, we explain ...

Want to squeeze your current SIM card into your brand new iPhone 5? Check out our DIY guide to find out how. Katie Collins Principal Writer Katie is a UK-based news reporter and features writer.

Conflict is brewing in the mobile world over the adoption of a new, smaller standard for the SIM card — the chip in each GSM phone that dictates which network you connect to and your cellphone number.

What is a SIM card used for? A SIM card, or a subscriber identity module/subscriber identification module, is a tiny memory card that contains unique information and is linked to a particular network ...

There's a minor battle going on between Apple and much of the mobile phone manufacturing industry to agree a new standard for a smaller SIM identity cards for mobile phones. Motorola Mobility, RIM and ...