Currently Being ModeratedOct 16, 2013 3:48 PM (in response to Tureh)
What can't you download? What happens when you try?
Your subject header ("Why the iPhone 5 apple store need to has IOS with number") makes no sense at all.
Currently Being ModeratedOct 16, 2013 3:51 PM (in response to Tureh)
You cannot download something from the Apple Store.
But you can download something from the App Store, iTunes Store and iBook Store directly from your iPhone provided your valid credit card info is linked to your Apple ID.