You may have thousands of images on your iPhone, but surprisingly_few of them really work well for your locked cover screen. Lockscreen Wallpaper Designer, just released by_developer_Erwin Zwart, solves the problem for both the iPhone and the iPad. Lockscreen Wallpaper Designer lets you create a wallpaper specifically designed for the iOS 7 lock screen. It does this by creating a blur using the colors in the selected image and then displaying the image encased in a choice of_three shape masks — circle, square and star. Even with the iOS 7 lock screen parallax effect on, the_photo is still fully visible....

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