[App overview]
"Stock Diary" is a simple and easy-to-use stock trading recording app. It is designed as a tool for stock investors to easily record their trades and improve their investing skills. It is suitable for all users, from beginners to advanced users.

【the purpose】
The main purpose of this app is to provide an environment where users can easily record their stock trades as a means to improve their stock investing skills. Through transaction records, you can review past investment decisions and improve future investment decisions. With a simple and easy-to-continue design, we support you in improving your stock investment skills.

【function】
1. "Stock Transaction Record Sheet": An intuitive and simple transaction record sheet that allows you to easily enter transaction information.
2. “Filter”: You can filter the transaction records to display.
3. "Search": You can search for trading records by stock name.
4. "Aggregation": The acquisition amount, holding amount, profit and loss, etc. of stocks are automatically calculated from transaction information and can be confirmed in tables and graphs.
5. "Checklist": You can create a checklist. In addition, scores for each check item are automatically calculated from profit and loss. This feature makes it easier to make consistent and improved investment decisions.
6. "Data transfer": Even if you change the device you use the app on, you can easily transfer your data using a QR code.

[Recorded items]
1. “Purchase/Sell Date”: Accurately record the dates of transactions and understand the timing of trades.
2. "Number of holding days (automatic calculation)": The number of holding days from the transaction date is automatically calculated, allowing you to understand the investment period.
3. "Stock": Record the stock information of traded stocks and manage your portfolio.
4. "Number of shares/stock price": By recording the quantity of traded shares, purchase price, and sale price, you can calculate the accurate transaction amount.
5. "Profit and Loss (Automatic Calculation)": Automatically calculate the trading results as profit and loss, allowing you to understand the profitability of your investment.
6. "Profit/Loss Ratio (Auto Calculated)": Displays the profit/loss ratio calculated from the purchase price and sale price to evaluate the relative success of the trade.
7. Reasons for buying and selling: Record the strategy and reasoning behind each trade for future learning and improvement.
8. Checklist: Write checks and notes on a checklist to ensure consistency in investment decisions.
9. "Investment type": Select the type of investment such as stocks, mutual funds, ETFs, etc. The investment type can be customized by the user, including setting the unit of quantity and unit price. It can also be used for filter functions.
10. "Account": Select a specific account, NISA account, etc. Accounts can be customized by the user. Used in aggregation and filter functions. It can be used to check whether the amount of stock held is within the NISA tax-exempt limit.
11. "Target": You can record your goals in stock trading.

As a reliable partner for investors, Stock Diary provides simple and easy-to-use recording tools to help improve your stock investment skills.