Color-by-numbers apps are really popular on the App Store right now, with four different apps rising to the top of the free apps chart. The apps have a combined 3.2 million downloads over the past ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. Coloring apps — which let ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Disney's Art of Coloring is a coloring book app that is filled with pages upon pages of Disney ...