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. Some important apps are Funk Brasil
, Real Drum
, Real Guitar
, Real Piano
, and Tabla
. All of them are highly ranked on Google Play and have been installed more than 10 million times.