国都通赢 is a mobile securities software developed by GuoDu Securities Co.Ltd. It provides a comprehensive range of services including A/B stock trading, fund management, margin trading, market information, and financial news. The app is available for iPhone users and is completely free to download and use.

To access the app, users need to log in using their 10-digit account number, which consists of a 2-digit branch code followed by an 8-digit fund account number. In case users need assistance in finding their account number, they can contact the customer service hotline at.

The app also offers a personalized experience with its settings menu accessible through the "Me" section. Users can customize their preferences and personalize the app according to their needs.