Green File Manager is a free Android application developed by Sonwy Owl that is designed to provide users with a comprehensive tool for file management. The app has a clean and user-friendly interface, making it easy to use for anyone.

The app's main features include a WI-FI test, app manager, and app lock. With the WI-FI test, users can easily check the strength and speed of their WI-FI connections. The app manager allows users to view all the installed applications on their device and manage them efficiently. Users can also uninstall or backup their apps using this feature. With the app lock feature, users can protect their apps from unauthorized access by setting up a password or a pattern.

Overall, Green File Manager is a useful tool for Android users who want to manage their files and applications effectively. It's a great option for those who want to keep their apps secure and organized.