new lines will continue to connect to previous until you click this

set width of lines (1-99)

choose whether lines in your path will stop immediately, be rounded, or be squared

set color of shapes, lines, or image tint

choose two colors for a vertical linear gradient of shapes, lines, or image tint

set opacity of shapes, lines, or image tint (0-99)

choose whether you'd like the shape to connect your points with quadratic/cubic curves (or just basic linear edges)

bit different.. just click a point on your canvas as the center and click again to set the radius

choose an image file to add as the background of your canvas

add solid color or gradient fill to your background image (based on color(s) and opacity selections)

invert the colors and tint of the background image

remove most recently added shape/line from your canvas

removes everything you've created from the canvas (except for an image/tint just in case you want to keep it)

removes image and tint (remove tint if you want to just do that of course)