This online MP4 to MP3 converter is a free, fast, and secure tool that supports files up to 2GB in size. With this converter, you can process your files in seconds and download the converted MP3 file automatically. No need to upload your files to a server, ensuring your privacy is maintained throughout the conversion process. The converter is compatible with computers, smartphones, and tablets, making it a convenient solution for anyone looking to convert MP4 files to MP3. You can use it anytime, anywhere without worrying about any costs. Additionally, the converter emphasizes the importance of user privacy, ensuring that your files remain confidential during the conversion process.