To draw on your android device just open https://www.tinyimage.com in your browser and drawi on the drawing area. When your drawing is done press on "go" to send it. You will get a link to your drawing.

Start your favorite browser on your android device and open https://www.tinyimage.com. Draw by touching on the drawing area. Choose the color of the pen by selecting different colors. Modify the size of the pen by choosing different pen widths. Undo lines by touching the curved undo arrow. Use the color picker pipette to select a color from your drawing. Use the water drop to get transparent colors. Click on "go" to save your drawing.