Stable coins simplify and bring convenience when using the cryptocurrency, however they do not affect and are not able to influence the stabilization of the cryptocurrency market. The price of a decentralized cryptocurrency is also completely dependent on supply and demand in the cryptocurrency market. Stable coins got their name not because they are capable of stabilizing the price of the market by their purpose, but because they represent the digitized ordinary currency of the states and must consistently and stably correspond to its price.