# 亦卦 vs I Ching Learning

The clearest difference is in-app purchases: I Ching Learning at none against 亦卦's 3. I Ching Learning also leads on update cadence (every 3 weeks vs every 3 months) and iOS requirement (12.0 vs 16.0). 亦卦's advantage is ratings volume (4 vs 1). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. 亦卦 sells 3 one-off in-app purchases. I Ching Learning asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for 亦卦 against 5.0 for I Ching Learning. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews are what separate them: 93% of 亦卦's written reviews are positive against 100% of I Ching Learning's.

亦卦 ships an update every 3 months, I Ching Learning every 3 weeks. The most recent releases landed on September 11, 2026 and August 25, 2026 respectively.

## The numbers

| Metric | 亦卦 | I Ching Learning |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/id1508889279/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/i-ching-learning/id1660742920/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | 92.9% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 36 MB | 47 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [嘉胜 陈](https://appshunter.io/developer/1508884749) | [Beijing Jiazi Calendar Technology Co., Ltd.](https://appshunter.io/developer/1471957433) |

## What reviewers say

### 亦卦

[App page](https://appshunter.io/ios/app/id1508889279)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 小布施 | $0.99 | one-time |
| 中布施 | $12.99 | one-time |
| 大布施 | $109.99 | one-time |


### I Ching Learning

[App page](https://appshunter.io/ios/app/i-ching-learning/id1660742920)

This application provides an accessible way to learn about the I Ching. It offers clear explanations and guidance for understanding this ancient Chinese text.

**Highlights:** I Ching learning, Easy to understand explanations, Guidance for ancient text

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

**In-app purchases:** none


## Frequently asked questions

### Is 亦卦 free?

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

### Is I Ching Learning free?

I Ching Learning is free to download, with no in-app purchases.

### Which has better reviews, 亦卦 or I Ching Learning?

亦卦 and I Ching Learning are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.

### Do 亦卦 or I Ching Learning have ads?

Neither 亦卦 nor I Ching Learning shows ads.

### Which is updated more often, 亦卦 or I Ching Learning?

亦卦 ships an update every 3 months, and I Ching Learning every 3 weeks. Most recently, 亦卦 was updated on September 11, 2026 and I Ching Learning on August 25, 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.*