Android is the best platform for mobiles. Android is very fastly developed it products in the market afterall its a google product.
Android is totally open and customizable you have to customize everything in an android and it is simple in use. android beat ios in last few year android grows faster in every mobile launch android is the deafualt os its biggest rival is ios which made by apple. Google vs apple but guys android is really simple everyone can use android instead of ios having lots of difficulty like we can not write any song in the mobile without itune and making of apple id is the most annoying work.
Android gives too many option in any price range. With different brands go with good brands having good optimization between hardware and software.