This is one of the best games for iPhone, which will test your analytical skills. You need to match the images to see the differences and then you will be able to move to the next stage. You can download this game, which will keep you focused for a long time. You can find it in the Apps Store.

You will have to find the differences in the given images, which is a very tricky task. You will not only have to recognize the differences, but you will also have to find the difference in the given time, which will be challenging.