# Yi Jing vs Eiriu Eolas

The clearest difference is in-app purchases: Eiriu Eolas at none against Yi Jing's 10. Eiriu Eolas also leads on update cadence (weekly vs every 4 months) and price ($1.99 vs $4.99). Yi Jing's advantage is ratings volume (909 vs 1) and iOS requirement (15.6 vs 18.6). On rating, ads, chart position and device support there is nothing between them.

Yi Jing costs $4.99 and Eiriu Eolas $1.99 up front. Yi Jing sells 10 one-off in-app purchases. Eiriu Eolas asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Yi Jing against 5.0 for Eiriu Eolas. That said, the two scores are not equally well evidenced: Yi Jing has 909 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 91% of Yi Jing's written reviews are positive against 100% of Eiriu Eolas's.

Yi Jing ships an update every 4 months, Eiriu Eolas weekly. The most recent releases landed on October 11, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Yi Jing | Eiriu Eolas |
| --- | --- | --- |
| Price | $4.99 | **$1.99** |
| Rating | [4.9 (909 ratings)](https://appshunter.io/ios/app/yi-jing/id311377342/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/eiriu-eolas/id6796897735/reviews)** |
| Number of ratings | **909** | 1 |
| Positive reviews | 91.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | **#75** | #83 |
| Size | 122 MB | 693 MB |
| Requires iOS | **15.6** | 18.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 17+ |
| Developer | [Flat Earth Studio LLC](https://appshunter.io/developer/311377345) | [IRVING JOSE CARDENAS ROMERO](https://appshunter.io/developer/6796897737) |

## What reviewers say

### Yi Jing

[App page](https://appshunter.io/ios/app/yi-jing/id311377342)

**Currently charting:** #75 Top Paid · Lifestyle (US App Store)

This app provides an ancient oracle experience on your modern device. It helps you navigate life's challenges by offering a journal, multiple book translations, and various methods for casting coins or manipulating yarrow stalks to receive guidance.

**Highlights:** Ask questions using coin toss or yarrow stalks, Manage a detailed journal with notes and search, Browse multiple I Ching book translations, Access original Chinese and other language texts, Includes artwork and specialized casting methods

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| I Ging: Das Buch der Wandlungen | $2.99 | one-time |
| I Ching (Hurn) | $4.99 | one-time |
| The I Ching: Book I (Wilhelm) | $4.99 | one-time |
| The I Ching II: The Material | $4.99 | one-time |
| The I Ching III: Commentaries | $4.99 | one-time |
| The I Ching Workbook (RL Wing) | $6.99 | one-time |
| I Ching (Barrett) | $6.99 | one-time |
| Navigating Change (Karcher) | $8.99 | one-time |
| The Complete I Ching (Huang) | $9.99 | one-time |
| The Laws of Change (Balkin) | $9.99 | one-time |

**What reviewers like**

- 🌟 Excellent I Ching resource
- 📚 Comprehensive library of translations
- 🗓️ Useful journaling capabilities
- 🔍 Ability to compare multiple interpretations
- 🧭 Variety of casting methods (coins, yarrow)

**What reviewers complain about**

- 🐛 Occasional crashes or stability issues
- 🔒 Difficulty syncing journal across devices
- 🖋️ Typing issues (disappearing text)
- 🔍 Lack of full Wilhelm translation availability

**Reported bugs**

- Crashes on launch or shortly after
- Typing issues (text disappearing)
- Syncing problems between devices

**Requested features**

- Add more I Ching text translations
- Improve syncing and cross-device support
- Implement password protection for journal entries
- Optimize performance and stability


### Eiriu Eolas

[App page](https://appshunter.io/ios/app/eiriu-eolas/id6796897735)

**Currently charting:** #83 Top Paid · Lifestyle (US App Store)

This program uses ancient breathing and meditation techniques to help manage stress, process past trauma, and detoxify the mind and body. It offers guided sessions, a journal for experiences, and various breathing exercises, all accessible offline. It's designed to stimulate the vagus nerve for relaxation without requiring extra hardware.

**Highlights:** Stress relaxation techniques, Emotional and psychological trauma processing, Repressed emotion release, Body and mind detoxification, Vagus nerve stimulation through breathing, Offline guided sessions, Experience journal

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Yi Jing free?

Yi Jing costs $4.99, and also offers in-app purchases.

### Is Eiriu Eolas free?

Eiriu Eolas costs $1.99, with no in-app purchases.

### Which has better reviews, Yi Jing or Eiriu Eolas?

Eiriu Eolas is rated higher. Yi Jing averages 4.9 out of 5 from 909 ratings, while Eiriu Eolas averages 5.0 from 1 ratings.

### Do Yi Jing or Eiriu Eolas have ads?

Neither Yi Jing nor Eiriu Eolas shows ads.

### Which is updated more often, Yi Jing or Eiriu Eolas?

Yi Jing ships an update every 4 months, and Eiriu Eolas weekly. Most recently, Yi Jing was updated on October 11, 2026 and Eiriu Eolas on October 13, 2026.

### Which is more popular, Yi Jing or Eiriu Eolas?

Yi Jing currently peaks at #75 in the App Store charts, and Eiriu Eolas at #83. Chart position reflects recent download velocity rather than total install base.

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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.*