I have used mp3gain.  Seems quite accessible.
Howard

On 4/13/2020 11:20 AM, Troy Burnham wrote:

Hi all,

I have a few mp3 files that I need to raise the volume on, can anybody recommend a free program to do this job?

Btw I have goldwave if I can use that but I'm not sure what version I have since I don't use it much.

Thanks.

Troy