Vibraphone is a free music app for Android developed by hosinoatusi. It offers users a virtual vibraphone that can be played on their mobile devices. The app is designed for music enthusiasts who want to create music or practice playing the vibraphone on-the-go.

The app's interface is simple and user-friendly, making it easy to navigate. The vibraphone can be easily played by tapping on the bars, and users can adjust the volume, pitch, and tempo of their music. Vibraphone also includes a metronome feature that helps users maintain a steady rhythm while playing.

Overall, Vibraphone is a great app for music lovers who want to practice playing the vibraphone or create music on-the-go. It is free to download and use, making it accessible to anyone who wants to try it out.