eMule Ultra Accelerator - Version 4.0.5 eMule Ultra Accelerator is an impressive add-on which stands for extra functionality to your eMule file-sharing program when it comes to downloading your favourite files whether music, movies, applications, games or other. This tool will get you full speed with your download by making the most of your available connection bandwidth and by optimizing web connection settings. Its advantage lies in the high-end technology it implements.