Paintbrush(simple paint program for Mac OS X) This can be said as a Mac version of MS Paint.It. The app also supports layers, so you can re-edit them freely. At the same time, you can and texts and curved texts onto images as you want. With it you can sketch or crop, rotate and scale images very easily. Paint S is an easy-to-use drawing tool and image editor which can help you to draw something or edit your existing photos.