Is Bitflex good?

I'm curious to know if Bitflex is a reliable and trustworthy platform for cryptocurrency trading. As an investor, I'm always looking for secure and efficient ways to manage my digital assets. Can you tell me more about Bitflex's reputation in the market, its security features, and any potential risks or drawbacks I should be aware of before deciding to use it? Additionally, how does it compare to other popular cryptocurrency exchanges in terms of fees, trading pairs, and user experience?