To draw solid lines

To insert text

To use watercolors lines

To make tones

To blur your image

To lighten colors

To darken colors

To create a rectangle

To create an outline of a rectangle

To create an oval

To copy an image

A somewhat blurring agent

Combine two layers into one

Flip image horizontally

To erase

Completely clear the screen

regular drawing mode

To color over anything black

freehand drawing

 straight line ( watercolor, pencil)

curvy line ( watercolor, pencil)

The top or foreground layer

The bottom or background layer

To increase or lower capacity (any tool)

Size tool