Project Fi is Google’s specialized wireless service designed primarily for Google’s own phones. It doesn’t get much attention because, in order to use it, your main phone pretty much has to be either ...

In this Ask Maggie, CNET's Marguerite Reardon advises a reader looking to use a SIM card from a tablet to get data-only wireless service on his smartphone. Marguerite Reardon Former senior reporter ...

With smartphones' specs and streaming capabilities constantly improving, you might be looking for a new unlimited data SIM-only deal to go with your handset. After all, what better way to spend your ...

I'm going on a little trip and figuring I'd save some money with a cheap data only eSIM. But want to still keep my phone number active for emergency calls or texts (...or particularly annoying ...