You can also add a brightness toggle that lets you switch between low, medium and full, which is extremely useful considering the lack of auto-brightness mentioned earlier.
Google's version requires one more tap to toggle the secondary panel for the common settings, including screen brightness, WiFi, auto screen rotation toggle and airplane mode.
The popular Beauty Retouch function allows users to give photos a variety of cosmetic effects and Auto Retouch adjusts contrast and brightness levels to give photos a different look.