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 the Latest Game Footage and Images from Color by Number: Coloring Book Color by number in this new addictive game. Choose from a variety of super fun images and follow the numbers to bring them to ...

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 ...