"Reduce Motion"Or parallax effect was added to the Apple with the launch iPhone 6, iOS 7And this effect creates the impression that Screen image is 3D. This effect is possible by moving the background image behind the text and the icons, depending on the position of the iPhone. It gives us the feeling that the background image is in the depth of the screen, and the text and icons are somewhere higher.
This feature also responds to the parallax effect when closing applications or opening and closing folders on iOS. The screen zooming when we open and close folders or applications, the icons and wallpapers move a bit depending on how we move the iPhone, iPad or iPod Touch,
It is not known how many resources and how much battery consume these visual effects of iOSBut it is certain that not all want these effects.
How can we enable and disable "Reduce Motion" on iOS - Disable reduction of background motion pictures di zoom effects on iPhone, iPad and iPod Touch
Function "Reduce Motion" or "Reduce Movement", you accessibility settings of iOS. So we go Settings > General > Accessibility > Reduce Motion > Turn On.
After you enable this option, you will notice that the effects Zoom opening and closing an application to have totally disappeared. Same motion picture background. But the effects do not disappear completely. The opening and closing applications or folders, zoom effect is replaced with a fade effect.