Other free options include Coloring Book for Adults and Color by Number. The first lets you choose your own colors and the latter is another color-by-numbers app. Neither are as robust as Happy ...

Coloring apps are having a moment. Of the top free apps in the App Store right now, four of the top 25 are coloring apps — including the No. 3 app in the App Store, called Color by Number.

Coloring books have been around for ages, but why not enjoy them on your device? Here are the best coloring book apps for Android!

Happy Color My personal favorite, Happy Color is technically more of a paint-by-numbers app than a coloring book—it requires nothing but selecting each color and tapping where it tells you to ...

According to Pixalate's research, ‘Happy Color® by Numbers’ generated an estimated $10 million in open programmatic ad revenue within the Apple App Store across EMEA and North America ...