Audacity turns your computer into a full-fledged sound studio – for free The free Audacity software is all you need to edit audio, whether it's podcasts or music.

The right hardware and software — combined with time to learn — can improve the soundtrack in your videos, podcasts and other creative endeavors.

If you've raised your computer and speaker's volume to 100 and still can't hear audio clearly, here's how to take things beyond that limit.