Adobe Illustrator Line lets you use common drawing tools such as a pencil, pen, brush, marker, and eraser to create freeform drawings and work intuitively using gestures. Adobe Line guides you in drawing straight lines and perfect shapes in flat planes or in perspective. Trace and draw precise shapes and add pre-drawn sketches of people, plants, furniture, and more. Publish your work to Behance and Creative Cloud. You can get Adobe Illustrator Line on the App Store.