WonderFox HD Video Converter Factory Pro is a versatile sample rate conversion software that stands out from other competitors. Compared to those complex video & audio editors, everyone can handle this audio converter thanks to its straightforward and intuitive interface. You can easily change sample rate with just a few clicks. Follow this step-by-step guide to adjust the sample rate of your audio. Of course, if you have a video which you want to change the frame rate or bit rate, this software can do that easily. Now free downloadfree download this versatile software to start converting sample rate.