# 周易工具箱 vs Changes

The clearest difference is in-app purchases: Changes at none against 周易工具箱's 3. Changes also leads on ads (none vs shown). 周易工具箱's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 26.0). On price and update cadence there is nothing between them.

Both are free to download. 周易工具箱 sells 3 in-app purchases, starting at $3.99 per month. Changes asks for nothing beyond the download.

周易工具箱 ships an update every 3 weeks, Changes fortnightly. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | 周易工具箱 | Changes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/id6478820795/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 132 MB | 9 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | +4 | 4+ |
| Developer | [思慧 余](https://appshunter.io/developer/1494859873) | [Apeonwheels Inc.](https://appshunter.io/developer/1883606207) |

## What reviewers say

### 周易工具箱

[App page](https://appshunter.io/ios/app/id6478820795)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月会员 | $3.99 | per month |
| 年会员 | $39.99 | per year |
| 永久会员 | $59.99 | one-time |


### Changes

[App page](https://appshunter.io/ios/app/changes-i-ching-journal/id6779364326)

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

**In-app purchases:** none


## Frequently asked questions

### Is 周易工具箱 free?

周易工具箱 is free to download, with in-app purchases available.

### Is Changes free?

Changes is free to download, with no in-app purchases.

### Do 周易工具箱 or Changes have ads?

周易工具箱 shows ads; Changes does not.

### Which is updated more often, 周易工具箱 or Changes?

周易工具箱 ships an update every 3 weeks, and Changes fortnightly. Most recently, 周易工具箱 was updated on October 24, 2026 and Changes on October 22, 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.*