Productivity

Now you can bring along your home PC anywhere as long as you have your iPhone with you (and a Data Plan of course). 

Tired of adding the same contacts one by one before sending a group message?

Here's a free app to ease the process :)

As introduced earlier, Dropbox is a file hosting service which lets you to store and share your files across multiple platforms. For a more detailed introduction of Dropbox please read here.

Do you love procrastinating? The idea of this app is simple, after you've created your to do list, a single tap will mark a task as complete while tapping on the small arrow beside it will push it till tomorrow :) Now you could party today and do your tasks tomorrow!

JotNot Scanner is able to scan and convert documents, receipts, whiteboards, business cards and notes into picture format (Only Pro version supports converting to PDF format).

It is more than just a camera app. It uses proprietary image processing (similar to the imaging technology used in flatbed scanners) to automatically remove shadows, correct contrast and adjust white balance, so that your scanned documents come out looking as crisp and clear as possible every time. 

Sometimes you got this number in your hand, but don't know if he/she is in your contacts.. well here's a simple tool that can help you.

Create good looking credit cards and store them in your iPhone securely!

With so many apps available in App Store, it's not easy to keep track on what's going on. Many developers adjust the prices of their apps, or even make them free to boost their ranking.