Developments of the information and internet technology in recent years lead financial services in international area to evolve. Some new concepts such as fintech and digital-money have been begun to take place in literature. After 2009, the word of "crypto currency" has gained popularity with the appearance of Bitcoin and help of the blockchain technology. In addition to this, the milestone for this term is that Bitcoin appreciated versus to US Dollar by %1584 for 12-month period in 2017. Such a price movement has attracted many investors and traders to the cryptocurrency markets. The aim of this study is to explain implementation of technical analysis on cryptocurrencies together with the popularity of the concept. RSI, MACD, OBV and price trends were used as four general technical analysis methods by using price data covering 2013-2018 period. The results indicate that it is possible to use technical analysis for cryptocurrencies. However, it is understood that there is no accurate or unique strategy for all kind of cryptocurrencies because of their different price levels and volatility. It is observed that technical analysis indicators (RSI, MACD and OBV) would provide better profitability performance if they implemented with price trend tracking.