A free program for Android, by Uwuu app.

In BTS Coloring BT21, you can choose to color one of the 8 characters created by the boy group BTS together with FRIENDS. You can share your work with others after coloring.

The coloring book consists of different images that you can color. You will be able to color all the BTS characters. All of them are available in high resolution. You will have a lot of colors to choose from.

It’s very easy to use and it’s very fun. You will be able to color the characters with your imagination and you will be able to share your work with others. You can use this app to practice your coloring skills.