As an ipad user, great apps are my my favorite. I can enjoy music, movie, game, photo, book just with the apps. If you don' have much left in your budget to fill it up with apps. Fortunately, app developers have already stepped up and created a huge collection of completely free iPad apps. Below you'll find over some free apps for ipad to help you get started.

Lifestyle

Amazon Mobile - The Amazon Mobile app allows iPhone, iPad and iPod touch owners to very quickly search, shop, compare prices, read reviews, and make purchases on Amazon.com using a simple, yet elegant, interface. Amazon customers have full access to their existing cart, wish lists, payment and shipping options, order history, 1-Click settings, and Prime membership benefits.

Craigslist - Craigslist has never been this fun to browse, thanks to the amazing iPad hardware and Craigsphone's new listing pane.

Epicurious Recipes & Shopping List - This app from award-winning food site Epicurious.com includes over 28,000 delicious, professionally tested recipes from renowned magazines such as Bon Appétit and Gourmet, popular cookbooks, top chefs, and leading restaurants. The app works on both the iPhone and iPad, giving you an experience optimized for whichever device you're currently using.

iBooks - iBooks is an amazing way to download and read books, designed exclusively for iPad. iBooks includes the iBookstore, where you can download the latest best-selling books or your favorite classics - day or night. Browse your library on a beautiful bookshelf, tap a book to open it, flip through pages with a swipe or a tap, and bookmark your favorite passages.

Tellmewhere : my places, my friends - Tellmewhere allows you to stay connected with friends and quickly find the right place near you: restaurants, shopping, nightlife!

Zillow Real Estate Search - Home shopping is reinvented with Zillow on iPad! View photo galleries of homes on iPad's large, eye-popping 10-inch touch screen where your fingertips tap, swipe, pinch, and drag to see Zestimate home values, homes for sale, homes for rent, and more.

Health & Fitness

Calorie Counter by FatSecret for iPad - Calorie Counter is the essential app to simply find nutritional info for the food you eat and easily keep track of your meals, exercise and weight.

WebMD for iPad - Check your symptoms, access drug & treatment information, get first aid essentials, and check local health listings on the go or at home, from the most trusted brand in health information.

Women's Health Magazine - Women's Health magazine is for the woman who sees being healthy, physically and emotionally, as her edge. From the latest science-based facts to laugh-out-loud features, Women's Health speaks to women exactly how they speak to each other-with a tone and look that's smart, positive, energizing, provocative, fashionable, surprising and humorous.

Productivity

Dropbox - Dropbox is the easiest way to sync and share your files online and across computers. Access your Dropbox on the go, view documents, spreadsheets, presentations, videos, and photos, export files to other iPad apps and more.

EasyTask for iPad - Our personal task manager. Very simple and easy to use User Interface. EasyTask Manager supports the GTD (Getting Things Done) method. You can also run it on Mac or Windows.

Feeddler RSS Reader for iPad and iPhone - Feeddler RSS Reader is an ideal Google Reader client. No 3G and no Wi-Fi? You can still read all feeds cached by Feeddler. With Feeddler Pro, you can also sync all of your RSS subscriptions at once whenever you have internet access.
Jot! Free - Jot! makes quick sketches and diagrams easy. Take notes in meetings and share them via email or save them as photos. Jot! is all about simplicity so you can get right to sketching without navigating complex drawing menus. We believe in more communication and less tapping.

Memeo Connect Reader - View all your Google Docs files including MS Office, Apple iWorks & PDF documents - even view photos and videos. Automatically syncs with Google Docs to keep your documents up to date.

OverTheAir - OverTheAir is a simple and easy-to-use solution to view your files in any WebDAV enabled server. Either for business or private use, it gives you freedom to access files in your Mobile Me iDisk or any other WebDAV enabled online file storages.

Sundry Notes - Sundry Notes is the first social note taking application. Write, draw, record and research right within the app - and then share your notes with others.

WiFiControl - WiFiControl allows you to send commands and retrieve files from a Macintosh computer using your iPhone, iPod Touch or iPad.

And, if you want to buy ipad 2, don't worry, you also can backup apps from ipad to ipad 2, you have no need to pay for it again. More, you can share with others.