The "Download Now" link directs you to the iTunes App Store, where you must continue the download process. You must have iTunes installed in order to open the link, and you must have an active iTunes account to download the application. This download may not be available in some countries.
From Underplot Apps:
If you like Pimpy get the full version - it is FREE and with more than 800 stickers!~~~~~~~~~~~~ALL FEATURES~~~~~~~~~~~~ Available languages- English, Spanish, Japanese, Italian, German, French Stickers- St. Valentine (5) *NEW - Halloween (24)- Hairstyles (5) - Beards & Moustaches (5)- Eyes (5) - Noses (5) - Ears (5) - Mouth (5) - Glasses (5) - Hats (5) - Frames (5) - Word Balloons (5)- Stamps(5) - Zodiac Signs (5) - Comics Stamps (5) Open a photo- From your own of your friends' Facebook photo albums- From your iPhone/iPod photo library- Take a photo on the spot with the excellent iPhone camera Get creative with photos & stamps- Lock/Unlock background- Add as many stamps as you want- Add an awesome photo frame- Move, rotate, resize and arrange stamps (double tap to select and manipulate)- Add wordbaloons - make your photo speak! Share your Pimpy piece of art- Publish directly to Facebook - that's a photo your friends will like!- Share with the Pimpy community - send us that pimped photo- Save your photos to your iPhone/iPod photo library and use them as a wallpaper (requires iOS4)