株ヒートマップ

SYSTEM DESIGN

Contains ads

About this app

■ View your stock holdings at a glance with a heatmap.

"Stock Portfolio Heatmap" is an asset management app for Japanese stocks that visualizes the valuation, unrealized gains/losses, and dividend yield of your holdings.

Simply register the stock code and the number of shares you hold, and you can intuitively grasp the valuation, unrealized gains/losses, day-to-day change, and dividends using color and size.

*This app does not provide investment advice or stock recommendations. It is a tool specifically designed for visualizing your stock holdings.

■ Main Features

【1】Switch between 5 display modes
・Valuation Mode: Tile size = Valuation, Color = Percentage change from previous day
・Day-on-Day Mode: See price movements from the previous day at a glance
・Profit/Loss Mode: Tile size = Unrealized profit/loss amount, Color = Unrealized profit/loss rate
・Dividend Mode: Annual dividend total, yield, dividend calendar, annual dividend yield list
・Nikkei 225 Mode: Overview of price movements of constituent stocks

【2】Portfolio Management
Simply register the stock code (security code) and the number of shares held. Entering the acquisition price will also calculate unrealized profit/loss.
Supports CSV import/export, allowing for data migration and sharing across multiple devices.

【3】Automatic Update and Acquisition Time Display
Select the update interval between 5 seconds and 30 minutes. The actual market time is also displayed, allowing you to check the data's freshness at a glance.

【4】Chart Display
Tap each stock to display past stock price charts. You can select a period from 1 day, 1 month, 3 months, 6 months, or 1 year.

[5] Dividend Calendar
Views dividends on ex-dividend dates in a monthly calendar. You can see the annual dividend payment schedule.

[6] Profit/Loss & Dividend Display/Hide Toggle
For situations where you don't want others to see your screen, you can hide the valuation, unrealized profit/loss, and annual dividends (●●●) all at once.

[7] Theme (Dark/Light)
Switch between themes as you prefer.


■ Recommended for:

* Those who hold multiple stocks and want an overview of their entire portfolio
* Those who want to intuitively understand their unrealized gains/losses and dividend status
* Those who want to visually check the imbalances in their portfolio
* Those who want to record changes in their portfolio by saving screenshots

■ Privacy Policy

* All registered stocks, number of shares held, and settings are saved only on your device (localStorage) and are not transmitted to external servers.
* When retrieving stock price and dividend data, only the stock code is sent to Yahoo Finance (no personally identifiable information is transmitted).
* This app displays advertisements by Google AdMob. AdMob handles advertising IDs, device information, and approximate location information for ad delivery in accordance with Google's privacy policy.

For details, please see the privacy policy.

https://unitomastudio.github.io/privacy/stock-heatmap

■ Required Permissions

・Internet: For retrieving stock price and dividend data, and displaying advertisements

■ Important Notes

・This app is not intended as investment advice or a recommendation of specific stocks.
・The displayed stock price, dividend, and yield data is obtained from Yahoo Finance (an unofficial public endpoint) and its accuracy, completeness, and timeliness are not guaranteed. It may contain delays or errors.
・Data acquisition may become impossible without notice due to changes in the provider's specifications.
・Dividend yields are reference values ​​based on past performance and do not guarantee future dividends.
・Investment decisions are the user's responsibility. The developer assumes no responsibility for any losses resulting from investment actions based on the information in this app.
・This app is not an official app of Yahoo Inc.
・This app contains advertisements (Google AdMob)

■ Contact Us

Please contact [e-mail] for bug reports and requests.

Provided by: System Design (unitomastudio)

Notes

- Do not change the app name (title) from "Stock Heatmap" (adding more details will cause the previous de-index to reappear).

- After saving, it may take several tens of minutes to several hours for the changes to be reflected.

What’s new

軽微な不具合を修正しました