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.

Unwind and de-stress during quarantine with these free digital coloring book apps for your iOS or Android phones and tablets.

Color by Number Oil Painting Price: Free Color by Number Oil Painting is a newer, reasonably decent coloring book app. It’s not quite as free-form as most coloring book apps.

Coloring apps are great fun for younger children, but adults and older kids will love them, too. You can try some of the best options out there for free.