StackTrace for iPad is now available in the App Storenow available in the App Store No longer in the iTunes store.
With StackTrace, we have taken a unique approach to consuming Stack Exchange content. Instead of focusing on finding answers to your current problems we're tailoring the experience for reading and discovery. There is significant, great content on Stack Exchange and lots can be learned from reading the experiences of others. A bit more of our approach can be found here{slightly NSFW, dead link removed}.
Here's a few screenshots: