SpiroDesigner is an app which can draw a beautiful geometrical pattern like the classic toy, SpiroGraph . With this app, you will be able to easily design attractive and complicated works of art. SpiroDesigner is also a good tool to draw a cycloid curve or a trochoid curve which is known in the field of mathematics. Therefore, this app will help mathematical lovers, teachers and students to understand these mathematical figures. FEATURES: - Undo,Redo - Draw epicycloid,hypocycloid,epitrochoid,hypotrochoid - Select radius of circles, line thickness, position of the pen, scale - Select color - Edit curves(rotation, scale, color, line thickness,color) - Save drawing data - Save PNG images to camera roll - Load,Import - Export to iTunes - Automatic drawing mode - Function to randomize settings - Tutorial Videos and many more…