No, just tap the link I provided, using your iPad. It will direct you to the app in App Store. It will look like this:
Tap "Free" to get the next button:
Now select "Install". You'll have to enter your Apple ID password in the next popup. That done, the app will start downloading. You'll find the app icon on your homescreen. To use/open it, tap it.
You can look for and download apps you need in App Store.
found. thanks all. this is my first to learn apple device, sound, need somethings application. Goto app store, NOT that official web site to download.. it look new