LSAMP

From lanasoft:

If you record and produce music, then you need this great little mastering utility! This program can greatly enhance overall sound of your project by bringing in that extra sparkle and boosting loudness of your sound so that it stands out from the crowd of competitors. A product of mastering engineer who turned to software programming, L'S.A.M.P. offers an intuitive and powerful interface which drives high quality audio signal processing. Features include the possibility of adjusting the character of sound (equalization and filtering) as well as the dynamic contents (overall loudness). In total there are one input gain module, one high pass filter, three parametric filters, two compressors and 3 limiters. All in stereo sound and real-time. Tweak those controls and hear the difference right there and then! When you are done, just click on 'render' button and CD compatible audio WAV file will be created on your computer ready for CD writing.