Kolb is an Android game developer that has been active since 2012. The current app portfolio contains 13 games, all of which are listed in category Music. In the Google rankings, Kolb's apps appear in the top 100 in more than 10 countries. A popular app is Real Drum
, which is highly ranked in several countries and, with over 50 million installs, is one of the most popular apps in the Android ecosystem.