Kumpulan Keroncong is a free music and radio application developed by NunuwApps, available on Android platform. This multimedia subcategory app offers a complete collection of old-school Keroncong songs with offline access, including the popular Bengawan Solo and Walang Kekek. The app also provides the lyrics for each song, making it easier for users to sing along and understand the meaning of the lyrics.

The app is user-friendly and easy to navigate, with a simple interface that makes it accessible to all types of users. The sound quality of the songs is clear and crisp, making it a pleasure to listen to. Users can enjoy the app without any interruptions or buffering, as it works smoothly and efficiently. Overall, Kumpulan Keroncong is a great app for music lovers who enjoy listening to classic Indonesian songs.