Here is an iPhone Application Icons package, which will help each iPhone or iPad application developer get their GUI in order. The icons from this package can be used in navigation, tab bars and toolbars of iOS applications.
Security Software Icons is a collection of security related stock icons for use in commercial and personal products, including software applications, websites and presentations. The icons have a bright color palette, smooth and well-rounded edges.
Downloads: 32509 - Demo - Download Now
Free Twilight Desktop Icons is a collection of 12 free icons for personal and commercial use (software applications, websites, blogs etc.) based on the Twilight Saga. Distributed under a Creative Commons Attribution-Share Alike license 3.0.
Downloads: 32890 - Freeware - Download Now
Small Arrow Icons - a comprehensive set of handcrafted arrow png icons coming in a variety of formats, resolutions and color depths! Created by professional artists, these images will make your programs stand out from the crowd!
Downloads: 32323 - Demo - Download Now
Large Travel Icons include fresh icons for developers of travel and transportation applications and Web sites. It features professionally created icons in 7 resolutions (16x16 to 512x512 pixels) and 3 image formats (ICO, PNG, BMP).
Downloads: 32171 - Shareware - Download Now
If you need a great-looking set of glossy icons for your brand-new of redesigned application, make sure to try Glossy Toolbar Icon Set! It is a set of pro-level and high-quality interface icons that will suit any modern business application.
Downloads: 32676 - Demo - Download Now