That's two different operating systems. Android is for Android devices and uses the Google Play Store to access new applications. The iOS 9 is only available for Apple devices like the iPhone or iPad.
I'm most definitely NOT a VZW employee. If a post answered your question, please mark it as the answer.
There are certainly times when one needs to know what version of software the phone is running, vanning. You came to the right place. Ann154 gave you some great advice regarding the differences in operating systems. Here is how you can tell what exact version you have on your LG G4: https://www.verizonwireless.com/support/knowledge-base-161158/ Please share more details regarding why you need to know what software version you have and we’ll gladly do all we can to help further.
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If my response answered your question please click the _Correct Answer_ button under my response. This ensures others can benefit from our conversation. Thanks in advance for your help with this!!