You could have downloaded MusicByPatterns 2.0 from our software library for free. This program was originally designed by Lucy's Time Machine. The software lies within Multimedia Tools, more precisely Music Production. The most popular version among the program users is 2.0. The common filenames for the program's installer are MBP.exe or MusicByPatterns.exe etc.
From the developer:
MusicByPatterns is a windows software program for exploring music theory visually. Explore the construction of chords, keys, intervals and modes using the different application windows described below.
You simply can play with the program and by capturing and comparing images, gain an understanding how chords are built and how they relate to keys.
You may want to check out more software, such as Blue Cat's Flanger - VST, Blue Cat's Stereo Chorus - VST or Tab Tools, which might be similar to MusicByPatterns.