Macworld

Which size SIM do I need for my iPhone: SIM, Micro-SIM and Nano-SIM

You’ve just bought yourself an iPhone – welcome to the club! However, while you thought you’d just be able to pop your existing SIM card into your iPhone, you might be wrong. Here, we explain the ...
ExtremeTech

The dangerously small iPhone 5 nano-SIM: Trimming, unlocking, and adapters

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Hackaday

micro sim

[RoyTecTips] shows us an ingenious hack which turns a single-SIM-slot phone into a fully functioning dual-SIM phone. All that’s needed for this hack is a heat-gun, solvent, micro SD card, nano SIM and ...
Ars Technica

Anyone know of a sturdy NanoSIM to MicroSIM card adapter

I know it might seem like a strange request, but the current carriers have been giving out terrible quality SIM card adapters. They fall apart after a couple of insertion/removal cycles. And due to ...
Phone Scoop

Nano-SIM

4FF stands for 4th Form Factor. A SIM card that is simply physically smaller than a traditional (2FF) SIM card or Micro-SIM (3FF) card. See: SIM The electric contacts and circuitry of a Nano-SIM are ...