Doodle board is an amazing interactive whiteboard application that allows users to draw doodles using pen and brush with multiple colors. The application is available on Android and is free to use. Its main features include the ability to record the drawing and save it as an MP4 video, create multiple pages, and share the board as a PDF for further reference.

This application is mainly helpful for educational presentations where users can draw and explain concepts with ease. The interface is user-friendly, and the tools are easy to navigate. The ability to record the drawing and save it as a video is a great feature that allows users to share their presentation with others who may have missed it.

Overall, Doodle board is a great application for anyone who needs an interactive whiteboard for educational or presentation purposes. It is easy to use, has many features, and is completely free.