A free program for Android, by StudioCarrot.
The ArtWorkout Picrew drawings is a fun, easy-to-use, and educational application that provides step-by-step instructions for drawing different kinds of portraits, including manga, anime, and cartoon characters.
The application consists of a number of drawing lessons, in which you will learn how to draw different faces, such as eyes, hair, lips, and head. These lessons will help you to create your own manga, anime, and cartoon characters.
In addition, the ArtWorkout Picrew drawings contains a number of tools that you can use to draw your portraits. These tools include a pencil, paper, eraser, and various other items. You will be able to use these items to draw your portraits in a more detailed way.