Green Screen is a free Android app developed by WALMIN in the category of Utilities & Tools. This app allows you to use your phone or tablet as a green, blue, or red screen to create cool video effects. It is perfect for anyone who needs a small green or blue screen for their video projects.

With Green Screen, you can easily create amazing videos with special effects. This app is easy to use and provides a simple interface that allows you to quickly change the background color of your video. You can also use the app to adjust the color of the screen and fine-tune the chroma key settings.

To learn how to use the app effectively, you can visit the wikiHow link provided in the app or watch the YouTube tutorial video. The app is compatible with Android 5.0 and above.

Overall, Green Screen is a helpful app for anyone who loves creating videos with special effects. It is a great tool for video editors, content creators, and social media enthusiasts.