You can draw on an iPad with an Apple Pencil on the Procreate app, which you can use to sketch, paint, and illustrate.

Zoom in so you can see the edges clearly. Using the Hard Airbrush tool in Procreate, or an equivalent, take your time and fill the shape to get a clean silhouette.

Illustrator Fatemeh Haghnejad reveals how she uses Procreate to create a detailed illustration.

In particular, Procreate’s facility with digital photographs allowed me to analyze shapes of things I wanted to draw. I’d take a photo of something, put it in Procreate and then I’d trace on ...