Kim Nam-joon, better known as RM, is a South Korean rapper and songwriter. Rap Monster is the leader and main rapper of the boy group, BTS.

RM has written 200 songs throughout his career. Rap Monster as the youngest and second most credited songwriter in history. The songs he has written include songs for BTS, songs he has collaborated with other artists, and two songs for Glam.

After the six songs that Rap Monster wrote for the BTS album titled BE simultaneously entered the Top 100 chart. Rap Monster made his debut as a soloist by launching a solo album titled Indigo on December 2, 2022. Indigo contains 10 songs and collaborates with several artists, namely Erykah Badu , Kim Saweol, Paul Blanco, Mahalia, Jo Yujin, Park Jiyun, Colde, Tablo, HONNE and Anderson.Paak

How to do a prank / use this application is:
1. Choose a photo of your favorite artist Rap Monster BTS
2. Select a video or voice call
3. Select a video call theme
4. Choose when to run (choose now - recommendation)
5. Start the video call
6. Wait 2 seconds then the video call with Rap Monster BTS will run.

With this application you can prank your friends as if you were on the phone of your favorite artist, Rap Monster BTS. Your friends must think that you have a Rap Monster BTS phone number. You can also show off with your friends by taking a screenshot during a video call and then sharing it on your social media.