PowerCurve 1.0 for Mac was available as a free download on our software library. The software lies within System Tools, more precisely Plugins & Addons. This free software for Mac OS X is an intellectual property of Henusoft. The most popular version among the application users is 1.0.
From the developer:
PowerCurve for MacAMP 1.0b7 is a little spectrum analyzer with four modes. To use this plug-in you have to drag the file into the Plug-Ins folder in the MacAMP 1.0b7 folder.
By holding Command and clicking anywhere in the plug-in's window, you can change between the four modes.