# 橡樹學苑 vs Kay Ogden

The clearest difference is in-app purchases: 橡樹學苑 at none against Kay Ogden's 2. 橡樹學苑 also leads on iOS requirement (12.0 vs 15.0). Kay Ogden's advantage is device support. On price there is nothing between them.

Both are free to download. Kay Ogden sells 2 in-app purchases, starting at $0.99 per month. 橡樹學苑 asks for nothing beyond the download.

## The numbers

| Metric | 橡樹學苑 | Kay Ogden |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 2 days |
| Size | 115 MB | 804 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chi Hsien Lai](https://appshunter.io/developer/1039759515) | [小琦 王](https://appshunter.io/developer/1894109384) |

## What reviewers say

### 橡樹學苑

[App page](https://appshunter.io/ios/app/id6478760505)

**In-app purchases:** none


### Kay Ogden

[App page](https://appshunter.io/ios/app/kay-ogden/id6800209525)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Writing Monthly | $0.99 | per month |
| Kay Support | $1.99 | per month |


## Frequently asked questions

### Is 橡樹學苑 free?

橡樹學苑 is free to download, with no in-app purchases.

### Is Kay Ogden free?

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

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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.*