Investment Account Book is a free application developed by Zhejiang Hexin Flush Network Services Ltd. It falls under the category of Business & Productivity with a subcategory of Finance. This app provides users with a comprehensive investment account management service, making investment tracking and analysis simpler and more transparent.

With Investment Account Book, users can access a wide range of investment analysis and discussion tools, used by top stock and fund investors. The app allows users to analyze assets, track trading statistics, and backtest returns, among other functions. Users can also participate in competitions and exchange ideas with other investors.

Key features of Investment Account Book include a high-quality investment discussion community, where users can learn and share stock trading techniques and experiences. The app also provides insights into institutional investors' stock holdings and historical trading points. Additionally, users can benefit from professional profit and loss analysis tools, real-time estimated fund returns, portfolio validation strategies, and quick import of stock and fund holdings.