With ColorXange you can change in live mode the color of objects in the scene you are viewing in your device camera: Choose a color to be replaced. Choose other color to do the replacement. Colors can be selected touching the screen or using a color gradient tool. Adjust tolerance to improve the result. You can zoom the image.
The download of the tool is 100% secure. Dekodit is the official developer of this application that can be found in the Photography category. According to the latest info, the app is rated 4.4 on Google Play.