Whether you are a graphic designer, photographer, illustrator, or scientist, GIMP provides you with sophisticated tools to get your job done. You can further enhance your productivity with GIMP thanks to many customization options and 3rd party plugins.
Basic tools? Drawing in a photo editing tool? That doesn’t make any sense to me. Use krita and draw all you want.
Gimp works great for editing images. Krita works great for drawing on them.
Right off their front page.