Produce a couple of podcasts that involve more than one speaker (or, worse yet, speakers Skyped in for a VoIP conference call), and you'll learn something about the tender art of balancing track volumes. He's loud, she's quiet, the other guy is sometimes loud and sometimes quiet. Rather than spending your day endlessly adjusting volume curves, download The Conversations Network's Levelator.
This free tool, optimized for speech, makes a noble effort to correct uneven volume levels. And it couldn't be easier to use-just drop AIFF or WAV files on the application, and it does the job.
This story, "Levelator 1.4" was originally published by Macworld.