Wusik has announced that its MSTR audio spectrum analyzer and multi-band equalizer effect is a free download for the next few days.
Wusik MSTR is an Audio Analyzer and Multi Band Equalizer. The interface features a graphic overview of what the audio looks like under multiple frequency dividers. Starting from 20 HZ up to 20 KHz.
MSTR is available in 32/64-bit VST and VST3 plugin formats for Windows, and as a standalone application for Windows.