Kidung Rohani KJ PKJ NKB O is a free Android application that provides users with the lyrics and midi songs of the Song Church (KJ), Complementary Song Church (PKI), and Sing a New Song (NKB). The app allows users to praise and glorify the Name of God anytime and anywhere. The simple display of the application makes it easy to use and navigate.

One of the main features of the app is the ability to search and make favorite Song of Praise. The songs are also grouped on the Song of Praise, which includes KJ, PKJ, and NKB. The application does not require an internet connection because all the songs are offline.

It is important to note that the copyrighted lyrics are owned by Church Music Foundation (YAMUGER) and the Synod of the Indonesian Christian Church (GKI). The app is easy to use and offers a great way to praise God anytime and anywhere.