Simple Gyroscope Monitor is a free Android application developed by THMFactory in the category of Travel & Navigation and the subcategory of Maps & GPS. As the name suggests, the program measures the rate of rotation around a device's x, y, z axis.

To start measuring, users only need to press the "Start" button. The application will display real-time graphs of the rotation rate, measured in rad/s (radian per second). Additionally, users can also see the rate of rotation in the notification drawer.

The application is easy to use and provides accurate measurements of the device's rotation rate. Overall, Simple Gyroscope Monitor is a useful tool for those who need to monitor the rotation rate of their device.