Download Happy Color®: Color by Number

The App Store lists the iOS version at about 376.8 MB. Leaving at least 100 MB to 500 MB of extra headroom is sensible for updates and cache. The Play Store size is not listed, so the store page is the best source of truth on Android.

Yes, if it is installed from Google Play or the App Store. Those official stores scan apps for malware and account for platform security checks. Third-party APK sites should be avoided.

The exact time depends on the device and connection. On Wi-Fi, a few minutes is typical for a file of this size; on 4G or 5G, the download may be faster or slower depending on signal strength and congestion.

The most common causes are low storage, a weak connection, an interrupted store session, or an unsupported Android or iOS version. On Android, clearing the Google Play Store cache can also help.

On Android, open Google Play, tap Install, then launch it from the home screen or app drawer. On iPhone or iPad, open the App Store, tap Get, confirm with Face ID, Touch ID, or your password, then open the app.

There is no official PC version listed. It can still be used on Windows or Mac through an Android emulator such as BlueStacks, LDPlayer, or NoxPlayer, although performance depends on the computer.

Google Play lists PEGI 3, while the App Store lists 17+. That means the age guidance is not consistent across platforms, so parental controls are worth checking before installation on family devices.