In my "Photography" folder:

App: Camera Bag
Rating: ✩✩✩✩ (out of 5)
What is it?: A application is a multi-filter effects package for your photos.
Cost: $1.99
Comments: This apps been around for a few years and is worth having.

App: Best Camera
Rating: ✩✩✩✩ (out of 5)
What is it?: A application is a multi-filter effects package for your photos.
Cost: $2.99
Comments: This is the best of the three filter apps that I have but they're all good for specific things.

App: Toy Camera
Rating: ✩✩✩ (out of 5)
What is it?: A application is a multi-filter effects package for your photos.
Cost: $1.99
Comments: Funky little filters, fun, but unneeded if you buy one others that I listed.

App: True HDR
Rating: ✩✩✩ (out of 5)
What is it?: High dynamic range (HDR) imaging application.
Cost: $1.99
Comments: If you're unfamiliar with HDR it's pretty amazing given that it's done right. It balances harsh lights and extreme dark areas and balances a photo, creating a intense effect.

App: PS Mobile
Rating: ✩✩✩✩✩ (out of 5)
What is it?: Very basic Adobe Photoshop for your iPhone.
Cost: Free
Comments: A good all around app given that you need to make some quick edits on the fly.

App: Quad Camera
Rating: ✩✩✩✩ (out of 5)
What is it?: This app shoots multiple photo at timed intervals and lays them out on a single image.
Cost: $1.99
Comments: This fun app gives you that photo-booth feel. It also allows you to control the time intervals, how many photos in final output and their respective layouts.

App: Lego Photo
Rating: ✩✩✩✩ (out of 5)
What is it?: Shoots a photo and then pixelates the images with simulated lego pieces.
Cost: Free
Comments: Fun and free. And don't forget to keep touching the image for other color combinations!

App: Flickr
Rating: ✩✩✩✩✩ (out of 5)
What is it?: This is a profile application that allows you to interface with your Flickr account.
Cost: Free
Comments: Solid app, great for sharing.

App: Mill Colour
Rating: ✩✩✩ (out of 5)
What is it?: Makes very subtle color/sautrations shifts.
Cost: Free
Comments: Basic, but free and somewhat usefull.

App: Alltop Photo
Rating: ✩✩✩ (out of 5)
What is it?: This is an RSS aggregator to http://alltop.com/ for their photography section.
Cost: Free
Comments: Good if you want to keep tabs on the industry.

App: PanoLab Pro
Rating: ✩✩✩✩ (out of 5)
What is it?: Stitch and create panoramic images using this application.
Cost: $2.99
Comments: I love this app because the more photos you shoot for a given pano' increases the complexity of assembling them. It almost has a game-like quality to it.

In my "Utilities" folder:

Default apps in this folder are:

• Contacts
• Clock
• Compass

App: Speed Test
Rating: ✩✩✩ (out of 5)
What is it?: Measure your network speed with this great little application.
Cost: Free
Comments: Good little app if you're ever wondering how much your network really sucks.

App: 1Password
Rating: ✩✩ (out of 5)
What is it?: One-stop-shop to harbor all your mobile passwords securely.
Cost: $6.99
Comments: If you're like me you have 10k accounts and not the hippocampus to do it.

App: myWireless
Rating: ✩✩✩ (out of 5)
What is it?: This application allows you to access all your data plan.
Cost: Free
Comments: This little app is a must have if you want to keep tabs on your plan and how much time you've used.