Root Checker is a free Android application developed by SimoneDev. This app is designed according to the Google guidelines on Material Design. It provides a simple algorithm for checking the proper implementation of the rooting process and the installation of the UNIX BusyBox package. This algorithm has been proven effective on over 150,000 different devices.

Root Checker also includes answers to frequently asked questions about modding on the Android platform. The app is compatible with Android 9.0 and does not run the rooting procedure.

If you encounter any problems while using the app, the developer encourages you to send an email describing the issue. The app is continually updated to fix bugs and improve performance. Any suggestions for improvement are also welcome.

Overall, Root Checker is a useful utility and tool app for Android users who want to check the rooting process and installation of the UNIX BusyBox package.