Download UltraStar Song Editor
UltraStar Song Editor is a tool good to edit your MP3 files and convert them into Karaoke format. This application will convert your computer into a karaoke console. It's easy to use and has great graphics. It has an awesome interface and excellent performance.
UltraStar Song Editor can be used to mix your songs as well and create new rhythms. It comes with powerful features such as, spectrum editing tools, create shortcuts for easier access, mixer, etc. It has the most intuitive technology in the world!
It's available in many languages and is compatible with every Operating System in the market.