# History of Market: Heat Map (美股编年史：市场热力图)

> An app for iPhone and iPad that shows the stock market as a heat map. Every company in the S&P 500 is a tile: the tile's size is the company's market cap, its color is the price move over the chosen time frame, and tiles are grouped by sector. The app also maps other US and world boards and includes a century of US market history from historyofmarket.com.

> 《美股编年史：市场热力图》是一款 iPhone 与 iPad 应用，把股票市场画成热力图（「市场热力图」）：标普 500 每家公司是一个色块，面积是公司市值，颜色是所选时段内的涨跌，按板块分组。应用还覆盖其他美国与全球市场，并收录来自 historyofmarket.com 的百年美股图表。

- Name: History of Market: Heat Map (English); 美股编年史：市场热力图 (Simplified Chinese)
- Publisher: History of Market, https://historyofmarket.com
- App Store: https://apps.apple.com/app/id6815956282
- Platforms: iPhone and iPad, iOS and iPadOS 26.0 or later
- Languages: English, Simplified Chinese
- Category: Finance
- Cost: free to download. Free: every market, two themes, the 1D and 1W time frames, the color schemes (green-up or red-up) and one watchlist of 5 stocks. An optional Supporter subscription (in-app purchase) unlocks every theme, time frame and widget, price alerts and more watchlists
- Contact: hi@historyofmarket.com

## Features

- Heat map: one tile per company, sized by market cap, colored by the price move, grouped by sector, then industry.
- Time frames: 1D, 1W, 1M, 3M, 6M, YTD, 1Y, 5Y, 10Y.
- Touch and hold a tile to read the company's price, move and effect on the index; slide to read neighboring tiles.
- Sectors and industries: open a sector to see its industries and companies; market breadth and the stocks that pushed or dragged the index.
- Company page: price, chart, market cap, P/E (TTM), P/E (NTM), dividend yield. Watchlists: a heat map, a list or charts, synced through iCloud.
- Markets: S&P 500, Nasdaq-100, Dow 30, Russell 2000, all US stocks, popular ETFs, all US ETFs; Hang Seng, CSI 300, Nikkei 225, KOSPI 200, Taiwan 50, Euro Stoxx 50, FTSE 100; a global map of the world's major companies. Every market is free.
- History: charts of every year of the US market since 1928, every bear market, every fall and its recovery.
- Widgets: Market Map, Sectors, Watchlist and Movers on the Home Screen; S&P 500 widgets in three shapes on the Lock Screen; a Control Center button. Free: the medium S&P 500 Market Map at 1D and 1W, the Lock Screen widgets and the Control Center button.
- Colors: green for up or red for up, in light or dark mode; map themes. Color lenses: price change, P/E, P/S, P/B, dividend yield, distance from the 52-week high or low, relative volume, beta.
- Accessibility: VoiceOver, Dynamic Type, Reduce Motion.

## Questions

- What is a stock market heat map? A stock market heat map draws every company in a market as a rectangle. The size of each rectangle shows the company’s market cap and its color shows how much the price moved, with companies grouped by sector. One look shows which parts of the market rose or fell and how much weight they carry.
- How do I see the S&P 500 heat map on iPhone? Install History of Market: Heat Map from the App Store and open it: the first screen is the S&P 500 as a heat map, grouped by sector. Swipe to change the time frame, tap a sector to see its industries, and touch and hold a tile to read the company.
- Is there a heat map widget for the iPhone Home Screen? Yes. History of Market: Heat Map has Market Map, Sectors, Watchlist and Movers widgets for the Home Screen and S&P 500 widgets for the Lock Screen. Touch and hold the Home Screen, tap Edit, then Add Widget, and search for Heat Map.
- Which markets does it cover? The S&P 500, Nasdaq-100, Dow 30 and Russell 2000, all US stocks and US ETFs; the Hang Seng, CSI 300, Nikkei 225, KOSPI 200, Taiwan 50, Euro Stoxx 50 and FTSE 100; and a global map of the world’s major companies. Each one opens as its own heat map, and every market is free.
- Is it free? Yes, the app is free to download. Every market, two themes, the 1D and 1W time frames, the choice of colors for up and down, one watchlist of 5 stocks, the medium Market Map widget and the Lock Screen widgets are free. An optional Supporter subscription unlocks every theme, time frame and widget, price alerts and more watchlists.
- Does it work on iPad? Yes. The app runs on iPhone and iPad with iOS or iPadOS 26 or later, and its layouts follow the window from a narrow column to a 13-inch iPad. On iPad in landscape, the map and the company page sit side by side.

## 常见问题

- 什么是股票市场热力图？股票市场热力图把一个市场里的每家公司画成一个矩形：面积代表公司市值，颜色代表价格涨跌，并按板块分组。看一眼就知道哪些板块在涨、哪些在跌，以及它们在市场里占多大分量。
- 如何在 iPhone 上查看标普 500 热力图？在 App Store 下载《美股编年史：市场热力图》并打开，首屏就是按板块分组的标普 500「市场热力图」。左右滑动切换时段，点开板块查看行业，按住色块读取个股数据。
- iPhone 主屏幕有热力图小组件吗？有。《美股编年史：市场热力图》提供主屏幕的市场热力图、板块、自选与榜单小组件，以及锁定屏幕的标普 500 小组件。在主屏幕上按住空白处，轻点“编辑”，再轻点“添加小组件”，搜索“美股编年史”即可。
- 覆盖哪些市场？标普 500、纳斯达克 100、道琼斯 30、罗素 2000、全美股与美国 ETF；恒生指数、沪深 300、日经 225、韩国 KOSPI 200、台湾 50、欧洲斯托克 50 与富时 100；以及世界主要公司的全球图。每个市场都有自己的「市场热力图」，全部免费。
- 免费吗？可以免费下载。全部市场、两款主题、1 天与 1 周时段、涨跌颜色设置、1 个自选列表（5 只）、中号市场热力图小组件与锁定屏幕小组件均可免费使用。成为支持者（可选订阅）可解锁全部主题、时段与小组件、价格提醒和更多自选列表。
- 支持 iPad 吗？支持。应用适用于 iOS 或 iPadOS 26 及以上版本的 iPhone 与 iPad，布局随窗口变化，从窄栏到 13 英寸 iPad。iPad 横屏时，地图与个股页左右并排。

## Pages

- [Home](https://app.historyofmarket.com/): the app, its features and answers to common questions
- [首页](https://app.historyofmarket.com/zh/): 简体中文首页
- [Support · History of Market: Heat Map](https://app.historyofmarket.com/support) · [帮助 · 美股编年史：市场热力图](https://app.historyofmarket.com/zh/support)
- [Privacy Policy · History of Market: Heat Map](https://app.historyofmarket.com/privacy) · [隐私政策 · 美股编年史：市场热力图](https://app.historyofmarket.com/zh/privacy)
- [Terms of Use · History of Market: Heat Map](https://app.historyofmarket.com/terms) · [使用条款 · 美股编年史：市场热力图](https://app.historyofmarket.com/zh/terms)
- [Sitemap](https://app.historyofmarket.com/sitemap.xml)
- [History of Market](https://historyofmarket.com/en/): the charts of the US stock market the app's history section comes from

## Notes

- Market data in the app is for information only and is not investment advice.
- Index names are trademarks of their owners, who do not sponsor or endorse this app.