Download Sound is a Firefox extension designed to improve the download management experience by providing audio notifications when downloads are completed. This utility allows users to hear sounds or text-to-speech alerts upon the successful or failed completion of downloads, which is particularly useful for managing multiple files without needing to constantly check the download manager. The extension has seen various updates that enhance its features and overall user experience, making it a valuable tool for frequent downloaders.

The latest version optimizes audio quality by transitioning the file format from WAV to MP3, resulting in reduced file size while maintaining sound clarity. Previous enhancements have included adjustable volume settings, separate notifications for different download outcomes, and an improved save button. Additionally, the extension effectively handles interrupted downloads, ensuring a seamless experience for users as they manage their files.