2023-03-15 00:00:00 Sketch Book is an Android app that allows you to draw on your phone or tablet screen. It features a pencil button for black color, an eraser for erasing, and four color options - red, green, yellow, and blue. The reset button clears everything on the screen. If you love drawing, Sketch Book is the perfect app for you. It's a fun and easy way to draw on your phone or tablet screen. With Sketch Book, you can express your creativity and create stunning art pieces anywhere, anytime. The app features a pencil button that enables black color for precise lines and strokes, and an eraser button that allows you to erase any mistakes or unwanted lines. Additionally, Sketch Book includes four different color options - red, green, yellow, and blue, to add more variety and color to your artwork.