This is one amazing app! As a photographer, I love to take photos with my phone when I can and when my SLR is not handy. I was mainly using pro HDR for my blended exposures. But this app actually does take three photos and blends them, the other HDR apps only take two photos and there are often blending halos. This app has no blending halos and is fantastic. I took a coue of photos here in the house with high contrast lighting and it blended perfectly. Pro HDR did not do as well at all. Check it out. Here is HDR3 sample, no adjustments:
