Checkout Free set of iphone application icons ready for download. Icons look really cool and jazzy with usual web 2.0 glassy architecture.
This set includes 15 icons for iphone applications like Twitter, PocketGuitar, Flickr. It also includes a PSD (photoshop file) to able to create your own customized icons. You can modify the existing icons and create more icons with your personal touch in PhotoShop.
This is second release of icons set. You can also check the first icons set release, which is as good as it gets.
Details: Download Set One - Download Set Two - via Blog&Web
In case you do not have an iphone, you can always use them on your blog or website. Modify them and use them in the way you want!