Many lists of audio editors start off with commercial software or specialized hardware. Several of those items are not only overly expensive, but it's a good idea to confirm that they will do all you need them to do before you buy.
Near the bottom of these lists is Audacity. It is often presented as a last resort option for those who have no budget. Upon closer examination, however, you may find Audacity to be your *first choice* for other reasons besides just cost.
We'll look into Audacity's ease of use, depth of features, and suitability for professional use cases.