BlackBoard is a free drawing app for Android that allows you to draw on a black canvas, save, and share your creations instantly. It is developed by VIPIN K VISWANATH and falls under the category of Lifestyle and subcategory of Hobbies.

The app has a simple interface that allows you to choose between a pencil or an eraser and set the stroke or eraser size accordingly. It also has undo and redo buttons, which come in handy when you make a mistake or want to try something new. The app's save and share options enable you to save your drawings in the gallery and share them with your friends on social media or other platforms.

Overall, BlackBoard is a straightforward and user-friendly app that serves its purpose well. It is ideal for those who want to create digital art on their Android devices easily. The only downside is that it has limited features, but it is perfect for those who want a simple and easy-to-use drawing app.