Recently, many friends have asked me how to choose a U.S. stock trading app, so I want to share some of my personal insights.

Honestly, the most important factors when choosing a U.S. stock trading app are: trading fees, platform user experience, customer service quality, and security. Many platforms now advertise zero commissions, but hidden costs, spreads, withdrawal fees, and other charges also need to be watched out for. My suggestion is to first clarify whether you plan to trade frequently or hold long-term, as this will determine your platform feature and cost requirements.

I have tried several U.S. stock apps, and here are some common ones: Mitrade is a contract for difference (CFD) platform, established in 2011, with the main feature of a very simple interface, very friendly to beginners, offering demo accounts for practice. Interactive Brokers (IBKR) has the longest history, starting in 1977, with a very wide range of products, but its interface can be somewhat complex, making it more suitable for professional investors. Charles Schwab is an established company, founded in 1971, which acquired TD Ameritrade in 2019 and switched stock trading to zero commissions, with very rich resources. Firstrade is founded by Chinese entrepreneurs, with quick account opening and approval, a simple and easy-to-use interface, especially suitable for those who want to hold long-term. Webull is relatively new, founded in 2017, but has grown rapidly due to its zero-commission policy, and also features social functions that let you see others’ trading strategies. FUTU is a Hong Kong brokerage, listed on NASDAQ in 2019, offering a wide range of products as well.

When choosing a U.S. stock app, my feeling is that there is no absolute “best”—it mainly depends on your needs. If you are a beginner, I recommend starting with a demo account to get familiar; many platforms offer free simulated trading. Account opening thresholds are now quite low, with some platforms allowing account creation with zero deposit. Regarding trading costs, although many claim zero commissions, there may be additional fees for day trading, so be sure to ask clearly. Also, it’s essential to confirm whether the platform is regulated; those operating in the U.S. must be regulated by the SEC, and members of FINRA and SIPC.

Finally, a practical tip: if your capital is limited, consider investing in index funds instead of individual stocks to diversify risk. Many U.S. stock apps now support fractional shares trading, so you can buy less than one full share, making the barrier to entry very low. My personal experience is that after choosing a platform, start with a demo account for a period to get familiar, and then switch to real money once comfortable—this can help avoid many unnecessary pitfalls.