You need a multitrack audio editing program? Audacity is used by thousands for a reason. It's freeware, it's open source, and it has plugins galore. While other editors can handle much more complicated tasks, this can make amazing audio with just a little effort.

Die Leichtigkeit und Fähigkeit, die unangenehmen Atemgeräusche, die ich mache, loszuwerden, und der Lautstärkenormalisierer.

Audacity is user friendly and allows me to easily trim songs.