Get Aspect Ratio based on device screen size type.
Get Aspect Ratio based on device screen size type.

iPhones with 3.5 inches will report "3:2"
iPhones with 4 inches, 4.7 inches, 5.5 inches will report "16.9"
iPhone X will report "19.5:9"
iPads will report "4:3"
Nirma/UIDeviceComplete,Nirma/UIDeviceComplete