"Coloring Tractor" is a free app available on Android 9.0 that lets you color your favorite tractors and many cute pictures. With this app, coloring has never been more fun. You can choose from various tractors such as Cool Tractor, Modern Tractor, Farm Tractor, and more.

The app comes with advanced features such as the Color Palette Tool, Undo function, Pinch Zoom, and Save to SD Card functionality. You can also add text and frames to your colored pictures. Additionally, the app has a Share functionality that allows you to share your artwork with your friends and family.

"Coloring Tractor" is very easy to use, even if you're a beginner. The app is available in three languages: English, French, and Chinese, which you can easily change as per your preference. It is important to note that all content in this app is collected from either Google or other applications. The app is only for fans and does not intend to imitate any brand.

Overall, "Coloring Tractor" is a great app for those who love tractors and coloring. The app is free, easy to use, and comes with advanced features that make coloring much more fun.