1. TO-Do List  |  2Do Tasks Done in Style: $6.99

2Do is a very cool way of GTD (getting things done).  It’s a combination of a task manager and calendar,which means you can schedule tasks up to the minute.  It offers Push /Local & Email Alarms  and along with nearby tasks (i.e. location aware). The UI (user interface) is easy to navigate and looks pretty cool.

2.  Notes  |  Evernote: FREE

This is great app to keep make notes of everyday things you come across.  From notes to ideas to snapshots to recordings, put it all into this app and watch as it instantly synchronizes from your iPhone, iPod Touch and iPad to your computer.  Easily create text, photo and audio notes and include geo-location information for mapping.

3.  Contact Management  |  Groups: $3.99

Probably the best contact management app available.  Supports drag and drop of contact to reorganize groups and smart folders for saving your favourite search queries.  Group email and SMS messages together and and map out your contacts on a map visualizing them.  The user interface is also very easily navigate and looks Mac-like.

4.  Time Tracker  |  HoursTracker: $2.99

HoursTracker is perfect if you are an hourly worker that needs to turn in a time card or time sheet, contractors who bill for jobs or projects separately, or those who simply just want to keep track of the hours you have worked. Features are streamlined, earnings are calculated automatically, and easy-to-use interface that’s great for use on the go!

5.  Budgets  |  HomeBudget Lite: FREE

HomeBudget is an integrated expense tracker designed to help you track your expenses, income, bills-due and account balances.  It offers support for budgeting and allows analysis of your expenses and income, including charts and graphs.  The full version offers a Sync feature that allows a group of devices within a household to exchange expense and income information.

6. Password Keeper  |  1Password: $9.99

1Password will securely store your important information and can automatically log you into websites with a single tap.  There’s no need to remember the username, password, or even the website address.  You can save credit card information, membership numbers, store sensitive notes too classified for stickies or bar napkins.  Also synchronize it with your Mac via Wi-Fi.

7. File Management  |  Dropbox: FREE

Dropbox is the easiest way to sync and share your files online and across computers.  View photos, videos, documents, and presentations in your Dropbox on the go.  Save photos and videos taken with your iPhone to your Dropbox.  Share and send files via email and export your Dropbox files to other iPhone and iPads.

8. Traveling  |  TripTracker Pro: $1.99

Get real-time status for flights, real-time itinerary push alerts, live weather reports, route maps, hotels information and car rental information to make your travel a breeze.  All your flight, hotel and car rental information is “automagically” pushed to your iPhone without having to enter it manually.  This is by far one of the best apps to use when traveling.

9.  Milage Tracking  |  Trip Cubby: $4.99

A clean interface, reliable export, online sync for backup and easy access to recent trips.  Trip details are entered quickly and accurately and you can add multiple drivers and vehicles to track.  It also includes charts and graphs for graphical feedback of your mileage.  This makes it easy to track your tax-deductible mileage on your iPhone or iPod Touch.  Start saving more money!

10. Business Manager | Daylite Touch: FREE

Daylite Touch is a business productivity manager for the iPhone and iPad, it helps you manage your business and your team, keeping everyone on the same page and helping you stay on track and deliver on time.  The app is free to download but comes with a hefty $49.99 price tag per year to sync with your business data online.