Don’t miss these awesome photography apps in the Apple App Store this weekend. They are all either going free or greatly reduced – take a look at these and download some today. Secret Photo! Share the secret photo by this app! This app can hide your secret photo with another photo. You can send the image to your friends by email. Then your friends can open this specify file format by this app, and her or she will see the secret photo by erase the cover image on it. There are many other funny usage with this app: •Color splash photo •Perspective drawing •Packaged gift •Structure drawing •Many other usage…