# Organ Clock vs TCM AID

The clearest difference is price: TCM AID at Free against Organ Clock's $1.99. TCM AID also leads on update cadence (weekly vs every 3 months). Organ Clock's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support there is nothing between them.

TCM AID is free to download; Organ Clock costs $1.99 up front. TCM AID sells 2 one-off in-app purchases. Organ Clock asks for nothing beyond the download.

Organ Clock ships an update every 3 months, TCM AID weekly. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Organ Clock | TCM AID |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/organ-clock/id362064901/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 27.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Paid | — |
| Size | 17 MB | 65 MB |
| Requires iOS | **10.2** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Dominik Wei-Fieg](https://appshunter.io/developer/362064905) | [Yangguang Ma](https://appshunter.io/developer/670518380) |

## What reviewers say

### Organ Clock

[App page](https://appshunter.io/ios/app/organ-clock/id362064901)

This app maps organ energy cycles based on traditional Chinese medicine. It identifies peak Qi times for each organ and offers insights into their roles and associated imbalances. Users can explore organ details and learn how to align daily activities with these cycles.

**Highlights:** Organ energy pathway mapping, Peak Qi time identification, Detailed organ information, Yin/Yang and element classification, Behavioral tips for peak times, Browse all organs

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### TCM AID

[App page](https://appshunter.io/ios/app/tcm-aid/id6751712808)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| $0.99 Credits | $0.99 | one-time |
| $9.99 Credits | $9.99 | one-time |


## Frequently asked questions

### Is Organ Clock free?

Organ Clock costs $1.99, with no in-app purchases.

### Is TCM AID free?

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

### Do Organ Clock or TCM AID have ads?

TCM AID shows ads; Organ Clock does not.

### Which is updated more often, Organ Clock or TCM AID?

Organ Clock ships an update every 3 months, and TCM AID weekly. Most recently, Organ Clock was updated on October 27, 2026 and TCM AID on October 24, 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.*