"Bus Horn" is an Android application developed by BultApps and falls under the category of Utilities & Tools. As the name suggests, it allows users to listen to famous bus horn sounds using their Android device. The application also features siren lights to enhance the user experience.

The app is straightforward and easy to use. Upon opening, users are presented with a list of different bus horn sounds to choose from. Once a sound is selected, it can be played with the option of adding siren lights. The sound quality is excellent, and the siren lights add an extra touch to the experience.

Overall, "Bus Horn" is an enjoyable and entertaining app for bus enthusiasts. However, it is worth noting that the application does not offer any additional features or functionalities beyond its primary purpose. Additionally, the suggestion to contact the developer via email may be off-putting to some users.