Everyone uses a smartphone these days, but did you know that there are a number of secret smartphone tricks that could come in handy one day? So, today, we're talking about secret codes for Android not many people know about! Say you need to sell your old phone. There's a secret code that will return your phone back to the factory settings!

Alright, now you’re in the market for a new phone, and you’re looking through ads. Before handing over your hard-earned cash, dial the code that will show all the essential information about the phone and whether it was refurbished or it’s really factory-new. There are codes that can instantly tell you all you need to know about your software version, your current network, battery and Usage statistics, and many others. So get your phone out, and let’s give ‘em a try!

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