“Apple” achieved great success in 2021, when its market value reached $ 3 trillion. How did it succeed and outperform all competitors, and did its phones have a high market value, great demand and loyalty from its customers? Perhaps the most important feature of Apple after the high quality of its products is that it provides its devices to be easy to use for all groups, people and ages, thanks to the vision of Steve Jobs, who decided that product design is one of Apple's marketing secrets and attract customers to its products. The company is also making great efforts in its research and studies to develop beautiful products that are less prone to problems by manufacturing the software and hardware of the products themselves without the help of associate companies. Therefore, every year, with the launch of a new version of its devices, thousands stand in line to get their products, thanks to the company's successful marketing strategy based on market needs.