DropBox                                                                         

Recently updated with native iPad compatibility, Dropbox allows you to wirelessly access your Dropbox account from your iPad...Now that is sick! It makes life so much easier when always on the go! This means documents, spreadsheets, presentations and more are instantly accessible to your iPad when you upload them to your Dropbox account from any computer. You can also download files for offload viewing, and send files via email, text message, or use in another app. WTG DropBox...You did good!

OminGraffle  

Flowcharts and Process graphs...If so, this is the app for you! OmniGraffle is a very powerful flowchart creation program for the iPad that offers a ton of different options to make any kind of flowchart possible with just two fingers. When finished, you can save it as an image, convert to a PDF, or send as an email.

Documents To Go – Office Suite

DocsToGo is a fantastic app for all those MS Office users such as myself. The app does it all! It lets you edit (or create) Word and Excel files, as well as allows you to view PDF PowerPoint, iWork and other files. And to top it off, you can sync to any compatible device over Wifi.

TouchCalc

Looking for a robust calculator to fill that calculator void (why Apple didn’t put in a simple iPad calculator App is beyond me)? TouchCalc is a free calculator app that offers three modes: Scientific, bit/integer, and statistics. The layout is nothing special but TouchCalc is a good calculator App for folks needing a basic calculator on their iPad plus its free so WIN WIN people!

The cream ofthe crop in iPad calculators, powerOne Financial Calculator is an advanced algebraic and RPN financial calculator with a user-friendly interface, sharp looking features, as well as almost 60 calculator templates plus you have the ability to program your own custom templates. Then to top it off you can email your template results to yourself or others. powerOne Financial Calculator is a must-have for anyone working in numbers analysis in the workplace.

1Password Pro

If you use 1Password on your Mac then 1Password Pro for iPhone and iPad is a must. It supports many features that you would expect in a password/secret keeping app including website logins, software serial numbers, secure notes, as well as bank and credit card information. However, 1Password stands out from the crowd with its close browser integration and wireless background syncing. On the Mac (Windows version coming soon) 1Password provides a quick access button in your favorite browser to automatically fill in login information. All you have to remember is your “1Password.” On your iDevice the same integration is accomplished through a bookmarklet. With built in support for Dropbox, all of your passwords are immediately and automatically synced across devices in the background. With 1Password for Mac, iPhone, And iPad you have access to all of your secure data wherever you are.

GoodReader for iPad

Need a quick and easy way to carry your documents around the office? Good Reader will automatically store all your documents from email, web, or wireless sync with a desktop program. As for formats, Good Reader will display nearly any text, PDF, Office, or iWork format, and has the ability to display high resolution images as well.

Penultimate

Need to take some quick notes during a meeting, but prefer the old fashion pen and paper? Look no further than Penultimate. Quickly jot down notes with your finger or use it to create simple graphs. Use it as the ultimate collaborative tool in meetings. Penultimate’s simple, clean interface also makes it easy to send PDFs of your scribbles to any email.

StickyBoard

Need a simple way to do some brainstorming? Stickyboard utilizes rectangular stickies, text, and pen (finger) input to create simple mind maps, flowcharts or simply an idea repository. When you’re finished, Stickyboard lets you email your work as a text or PDF document, allowing you to share your creation with the rest of the team.

Todo for iPad

Looking for a way to keep track of projects, tasks and deadlines? Organize your work life with Todo. This task manager lets you sync to iCal, Outlook, or to its own online service. Add in a simple task entry system, tons of themes and multiple ways to be reminded of dates, and you’ll never be unorganized again.

Headquarters

Headquarters is Basecamp on your i redesigned for productivity. It’s the only app that distills Basecamp into a personalized dashboard of everything overdue, due today, and due this week. It’s smart too! The dashboard organizes only important items from all of your accounts and projects. No more drilling down into projects to find out what you have to do. The Headquarters Dashboard - a single screen for people who get things done.

Annotate PDF

Do you find yourself working with PDFs a lot at work? iAnnotate PDF will allow your iPad to directly manipulate PDFs (such as text notes, highlights, underline, free-form drawing, bookmarks, e.t.c.) while ensuring that your finished product is still compatible with other standard PDF readers.