In July 2018, MacKeeper 4.0 was released. MacKeeper 3.0 was released in June 2014 as software as a service with a new 'human expert' feature and optimization with OS X Yosemite. Kromtech Alliance acquired MacKeeper from Zeobit in April 2013. MacKeeper 2.0 was released on 30 January 2012 at Macworld – iWorld with an expanded number of utilities related to security, data control, cleaning and optimization.
MacKeeper 1.0 was released on October 26, 2010. The first beta version, MacKeeper 0.8, was released on. MacKeeper was initially developed in 2009 by Ukrainian programmers in Zeobit.