Appearance of cryptocurrencies in the form of Bitcoin in 2009. caused many changes. Cryptocurrencies brought change to financial markets and economy in general, technological advance with blockchain technology as well as social changes. Many companies have recognized blockchain technology and possibilities it offers and introduced it into their business processes. State approach towards cryptocurrencies still isn't globally uniform. In the beginning cryptocurrencies were viewed skeptically except for a few enthusiasts. Appearance of decentralized digital currencies caused the change in perception of money and value with many. As Bitcoin grew in value as well as other cryptocurrencies and the whole market later, many investors saw investment potential in cryptocurrencies. Cryptocurrency market as a very young market still is relatively volatile which causes higher risk for investors. Because of the market volatility and the higher risk it brings, more conservative investors not prone to taking risk are skeptical towards the cryptocurrency market. Regardless of the risk, cryptocurrency market has been recognized by institutional investors like investment funds and banks. Relatively young market has experienced big oscillations, including significant drops in value, which led many critics to declare cryptocurrencies as a finished story but cryptocurrencies are still here. Comparison of cryptocurrency market and a more stable investment like S&P500 index shows a bigger return on investment in cryptocurrencies with acceptance of higher risk. Return on investment of hypothetical portfolio of cryptocurrencies in period of 5 years is 1451% with the assumption of equal investment in top 10 cryptocurrencies by market capitalization once a year and without reinvestment of profits. With the equal amount of invested funds return on investment of Vanguard 500 index fund is 19%. With one time investment and reinvesting of profits every year of the observed period return on investment in cryptocurrencies is 6283% in comparison with 132% return on investment for Vanguard 500 index fund.