I have a friend who still on iOS 4 (mobile) and I'm on an iOS 7 iPod.
Are there any chat apps that we can use? I tried the native Message app typing in my friend's mobile phone number but it wouldn't work.
Do we have to use strictly email addresses for the Messages app?
Are there any chat apps that we can use? I tried the native Message app typing in my friend's mobile phone number but it wouldn't work.
Do we have to use strictly email addresses for the Messages app?