The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
From Highteq Solutions:
InstaPhoto Editor let you quickly and easily create and edit spectacular photo from the photos stored in your photo album or you can take new photo within the app using your iPhone or iPod Touch.InstaPhoto Editor makes your pic look stunning on Instagram like never before.Features: One-tap auto enhance Gorgeous photo effects Fun stickers Color balance Crop, rotate, and straighten your photos Adjust brightness, contrast, and saturation Sharpen and blur Draw and add text Cosmetic tools: fix redeye, remove blemishes and whiten teethWhen you're done, share your Photo on Facebook, Twitter, Flickr or email.