# QiMenChart vs International Fixed Calendar

The clearest difference is review sentiment: International Fixed Calendar at 47% against QiMenChart's 0%. International Fixed Calendar also leads on price (Free vs $6.99). QiMenChart's advantage is iOS requirement (15.6 vs 17.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

International Fixed Calendar is free to download; QiMenChart costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

QiMenChart ships an update every 6 months, International Fixed Calendar every 8 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | QiMenChart | International Fixed Calendar |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | — | **[3.2 (12 ratings)](https://appshunter.io/ios/app/international-fixed-calendar/id1107327564/reviews)** |
| Number of ratings | — | **12** |
| Positive reviews | 0.0% of reviews | **46.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 8 months |
| Monetization | Paid | **Free** |
| Size | 6 MB | 1 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Apple TV, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [LAY KHIM TAN](https://appshunter.io/developer/738497892) | [Darren Maxwell](https://appshunter.io/developer/336341197) |

## 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


### International Fixed Calendar

[App page](https://appshunter.io/ios/app/international-fixed-calendar/id1107327564)

Explore an alternative calendar system with 13 equal months. This app provides access to the International Fixed Calendar, featuring widgets and Apple Watch integration for easy date checking. Discover a historical calendar reform used by Kodak.

**Highlights:** International Fixed Calendar display, Widgets for quick access, Apple Watch app, Apple Watch Complications, Historical calendar information

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is QiMenChart free?

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

### Is International Fixed Calendar free?

International Fixed Calendar is free to download, with no in-app purchases.

### Do QiMenChart or International Fixed Calendar have ads?

Neither QiMenChart nor International Fixed Calendar shows ads.

### Which is updated more often, QiMenChart or International Fixed Calendar?

QiMenChart ships an update every 6 months, and International Fixed Calendar every 8 months. Most recently, QiMenChart was updated on November 1, 2026 and International Fixed Calendar on November 2, 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.*