yes
YES!
The answer is yes, there are a few different apps out there that you can download the Garmin Gps onto your phone. The apps are available for the iPhone and Android phones as well.
Although iPads can download apps made only for iPhone/iPod Touch, the iPhone can only download iPhone or iPhone/iPad apps. Apps made only for the iPad do not appear on the App Store. Luckily most of these apps have an iPhone counterpart such as Angry Birds (iPhone) and Angry Birds HD (iPad only).
you can purchase apps on the app store. they if it is on an itouch, iphone, or ipad, it will automatically be downloaded onto it. if it is downloded on a computer, you must hook up your ipod to your the computer and download it yourself.
download them from the apps store
The App store :)
Download installous on iPhone (In the IPhone Store)
There is an App Store on every iPhone. You download them from there (:
easy ''If you download it its no charge''
You can go to apple.com and download iTunes
The iPod Nano does not use apps.
Yes you can as long as your iphone is connected to the same itunes account you bought the apps on.