Sh.100,000-Sh.1,500,000. A home gym costs slightly lower. With a ready space, you only need to buy gym equipment. A workout mat is the only necessary equipment. Once you have a workout mat, you can buy other gym equipment which is to your preference. Private gym instructors can be hired for a stipulated time. A private gym instructor will cost Sh.20,000-Sh.100,000 per month on average.