Compatible with iOS 8, 9 and 10
Also try Brightness Activator Pro (iOS 6 & 7)
Brightness Activator Pro user is Free!
By performing Activator action, Brightness can be adjusted by up and down swipe. Changes to option
by the left and right swipe.
Returns to the usual state by carrying out the long hold of a home button or the screen.
When Flipswitch is installed, a function can on/off (If you hold switch, optional display opened).
"Dismiss Brightness Change Mode" is not working in iOS 9. Please use long press in Home screen.
Configure from Activator settings
Change options in Settings app.
See larger Screenshots below..