Frank Gratkowski
Albums
| Year | Title | Average | Ratings |
|---|---|---|---|
| 2014 | 
Impromachine |
Live
| Year | Title | Average | Ratings |
|---|---|---|---|
| 2001 | 
Quicksand |
||
| 2002 | 
GratHovOx |
||
| 2010 | 
Frank Gratkowski Hamid Drake |
| Year | Title | Average | Ratings |
|---|---|---|---|
| 2014 |
Impromachine |
| Year | Title | Average | Ratings |
|---|---|---|---|
| 2001 |
Quicksand |
||
| 2002 |
GratHovOx |
||
| 2010 |
Frank Gratkowski Hamid Drake |