It’s a good idea to turn off data roaming on your iPhone if you want to avoid using data while traveling internationally.

You can turn off data on an iPhone all at once, for specific apps, or by turning on Airplane Mode through the Control Center.

Burners are contract-free and you can grab them off the counter. They're called burner phones because you can "burn" them (trash them) after use and the phone can't be traced back to you, which makes ...