I dialed these 14 secret codes to unlock hidden features on my Android and iPhone

I dialed these 14 secret codes to unlock hidden features on my Android and iPhone ...
talkandroid.com

These hidden Android codes reveal secret menus and test tools

Editorial Note: Talk Android may contain affiliate links on some articles. If you make a purchase through these links, we will earn a commission at no extra cost to you. Learn more. Android ...
Google Glass Almanac

6 secret Android codes to unlock hidden features—did you know about these?

Think you’ve uncovered every last secret your Android phone has to offer? Think again! Hidden just beneath the surface, your ...
eWeek

Google Tests QR Code Log-In From iPhones, Android Smartphones

eWEEK content and product recommendations are editorially independent. We may make money when you click on links to our partners. Learn More. Google (NASDAQ:GOOG) has wrapped up its hush-hush testing ...