There are a lot of third-party applications that let you save pictures in black and white. Else, you might have a lot of pictures of your grandparents on your PC clicked years ago when colored pictures were still not a trend. Have you ever thought of adding colors to these pictures and give them a change before gifting it to your old pals? Undoubtedly, a gift as precious as an old picture will make anyone happy. The solution to adding colors to a black & white picture is finally here with a d...