How to choose a prepaid mobile data plan

Data-only SIM cards can give you freedom from two-year contracts and high-priced smartphone hardware. They're also great if you're travelling internationally, or if you have an old smartphone or LTE-enabled tablet that you want to use off-contract.These seven pre-paid SIM cards will give you plenty of options, whether you're travelling internationally, looking for talk and text or just want monthly data.Things to know before you buy
Compatibility can get confusing when you start considering pre-