How to Check Data Usage on iPhone
By Sarah Kingsbury
If you have a limited data plan or a data cap for your iPhone, it’s a good idea to keep an eye on where your cellular data is going. But how do you see which apps are using the most data on iPhone? If you can find out which apps are sucking your data, you can turn off Cellular Data usage for them, which means you’ll only be able to access the apps over Wi-Fi. If you’re trying to stay within a certain amount of gigabytes each month, this data-saving tip will make it easy!