Download Xcode source code of my iOS app “Color Blindness Tester” .
Color blindness tester app help you to know whether you suffer from color vision deficiency or not.
This Color vision testing is based on the Ishihara Test for color blindness.
Color blindness is a condition where people find it difficult to distinguish between certain colors. This color blindness test is a simple eye test to find out whether or not you are color blind.