The best part: No fees! It offers similar benefits for security but looks a lot different. Before you put a dollar into Bitcoin or any other cryptocurrency , it is important to understand the risks. While the exchange offers great real-time transactions, it does charge higher fees than some others on this list at 5. We will continue to monitor the development of Bitcoin Gold, and if its network proves to be both secure and valuable, Coinbase may decide to support it at a later date. There is no mobile app, but the website is very high quality.