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.
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.
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.