Alkitab and Kidung KJ PKJ N is an Android application developed by Rilix Technology Apps. This free education and reference application belongs to the book's subcategory and provides users with a comprehensive Bible and hymn book. The application includes Alkitab, Kidung Jemaat, Pelengkap Kidung Jemaat, and Nyanyikanlah Kidung Baru in one app with midi song.

The Kidung Jemaat was compiled and now published by the Yayasan Musik Gereja in Indonesia, while Nyanyikanlah Kidung Baru was issued by the Badan Pengerja Majelis Sinode (BPMS) Gereja Kristen Indonesia. Pelengkap Kidung Jemaat (abbreviated PKI) is a book of hymns made to complement the Kidung Jemaat. The app's features include a simple and beautiful design, a song player, and midi songs that are already included, so there is no need to download them when playing the song. The app can work on portrait or landscape mode.