No, computer authorizations include Windows and OSX computers, not IOS devices. You can share your app store purchases (songs and videos) with up to 5 computers with the same Apple ID account.
Sync your iPhone to iTunes on our computer
activate the phone first and then sync it with your itunes on your computer
if you can access itunes on your phone you can download music through there ,but if not you can use itunes on your computer , download them through there and synchronise your iphone with your computer.
yes, from itunes on your computer
Download iTunes
itunes will back up your apps when you sync your iPhone if the computer is authorized (store-authorize computer in itunes).
Via iTunes, add the .ipa files to iTunes Library and sync with the iphone
sync you Iphone with your Itunes library.
Connect your iPhone/Pod to your computer/laptop, open iTunes and sync your iPhone/Pod. The apps will then appear in your "applications" tab of iTunes.
You Have To Have Access To A Computer Well You Download Itunes Then Sync Your Iphone To There From Buying From The Itunes Store Or You Download Straight From Your Iphone Itunes By Buying Itunes Card Or Having A Credit Card
Well, to install iTunes on your computer you don't have to use your iPhone. You just go to the Apple website, and search iTunes, and then you can just download it from there. If you want to sync your iPhone with iTunes to back up your content, you just sign in with your Apple ID (if you have an iPhone you should already have one), then plug in your iPhone and press sync.
As long as your computer has itunes that is authorised on the same itunes account as your iphone, then it will automatically transfer all your iphone apps onto the computer