Stock market apps are mobile applications that allow users to track and manage their investments in real-time. These apps provide features such as stock price updates, market news, and portfolio management tools, making it easier for individuals to stay informed about their investments. Many apps also offer educational resources to help users understand the stock market better. Users can buy and sell stocks directly through these apps, often with lower fees than traditional brokerage services. Popular stock market apps include Robinhood, E*TRADE, and TD Ameritrade, each offering unique features tailored to different types of investors.