iColorama for iPad is temporarily free, this app usually retails for $1.99/£1.49 and is a hugely popular app with iPhone photographers.
Click here to download it for free today.
We also mentioned earlier that KitCam is currently available for half price today and has had a major update. If you missed that go here.
We also mentioned that CameraBag 2 HD for iPad is free today, click here to see that announcement.