ED2 is an Android application developed by SRINIVASA K R, falling under the Education & Reference category. This app is a valuable tool for individuals interested in engineering drawing, offering 80 blocks of Isometric and Orthographic colored projections with dimensions. It covers a wide range of topics including Basics of Engineering Drawing, Mechanical Drawings, Electronic Circuits, block diagrams of Digital Electronics, and Computers. The app also provides interactive animations where users can explore Front, Side, and Top views step by step, with the option for manual or automatic progression. Additionally, ED2 now incorporates camera usage in the background, enhancing the overall learning experience for semiskilled, skilled, technical, and engineering trainees/students.