When you use the Internet.
Does going on safari use data
No
No
So my question is: if I use my iPhone and go on a website, will that website data cookies save on both my iPhone and iPad since they're the same account?
No but it is cheaper because i was a pay as you go customer and because I was not on an Iphone tariff i was charged £1 per day for data, so if you can get iphone tariff for like £15 that is like 15 days worth of data but you get it for a month
Iphone 5
Iphone 5.
Yes, it is free. Where you use data is when you stream movies and videos.
Not really no.
It's part of your data plan.
It comes as part of your iPhone's data plan unless you only use the WiFi to access the Internet. The data plans start at $30 USD.