We offer different types of SIM for different devices:
microSIM – for smartphones like the iPhone 4, iPhone 4s, Samsung Galaxy SIII, HTC One X, HTC One S and Nokia Lumia 610.
Standard SIM – for most non-smartphones and other types of phone including iPhone 3GS.
nano SIM – we aren’t currently providing nanoSIM for Pay as you go.
For 3G iPad or tablet
Internet microSIM – for all 3G iPads and tablets except iPad mini.
Please check the user guide of your phone or tablet to see if you need a micro or standard SIM.