A free app for Android, by Softecks.

Theory of Machines is an application for learning the basics of the theory of machines. It is an educational application that can be used to learn more about the subject of machines. The application includes a series of video lectures, text lessons, and interactive exercises to help you master the concepts. The lessons are intended to be used in a self-directed manner, so that you can learn at your own pace and pace. It will help you gain a good understanding of the subject, which will in turn help you to design and build the machines of the future.

Theory of Machines is a free educational application. You will not be charged. It can be used by anyone, from the beginner to the expert.

The app will be updated with new concepts and technologies to help you learn the subject in a better way.