# QiMenChart vs ChartCool

The clearest difference is price: ChartCool at Free against QiMenChart's $6.99. ChartCool also leads on update cadence (every 2 months vs every 6 months) and iOS requirement (12.0 vs 15.6). QiMenChart's advantage is in-app purchases (none vs 3). On ads and device support there is nothing between them.

ChartCool is free to download; QiMenChart costs $6.99 up front. ChartCool sells 3 one-off in-app purchases. QiMenChart asks for nothing beyond the download.

QiMenChart ships an update every 6 months, ChartCool every 2 months. The most recent releases landed on June 11, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | QiMenChart | ChartCool |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 6 MB | 47 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LAY KHIM TAN](https://appshunter.io/developer/738497892) | [剑 刘](https://appshunter.io/developer/554498893) |

## What reviewers say

### QiMenChart

[App page](https://appshunter.io/ios/app/qimenchart/id1028901400)

This app generates historical charts for years, months, days, and hours using traditional Chinese calendrical methods. It allows users to orient the chart with a compass based on their position. The application focuses solely on chart plotting without providing any analysis or user settings.

**Highlights:** Plot Year, Month, Day, Hour Charts, Chai Bu and Zhi Run Methods, Year Range 1800-9999, Compass Orientation, Chart Plotting Only

**In-app purchases:** none


### ChartCool

[App page](https://appshunter.io/ios/app/chartcool/id6444673109)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quarterly Membership | $4.99 | one-time |
| Semi-annual Membership | $8.99 | one-time |
| Annual Membership | $17.99 | one-time |


## Frequently asked questions

### Is QiMenChart free?

QiMenChart costs $6.99, with no in-app purchases.

### Is ChartCool free?

ChartCool is free to download, with in-app purchases available.

### Do QiMenChart or ChartCool have ads?

Neither QiMenChart nor ChartCool shows ads.

### Which is updated more often, QiMenChart or ChartCool?

QiMenChart ships an update every 6 months, and ChartCool every 2 months. Most recently, QiMenChart was updated on June 11, 2026 and ChartCool on September 19, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*