# 卓越E学堂 vs OK Grammar

The clearest difference is in-app purchases: 卓越E学堂 at none against OK Grammar's 4. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. OK Grammar sells 4 in-app purchases, starting at $3.99 per month. 卓越E学堂 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 9, 2026 and May 13, 2026 respectively.

## The numbers

| Metric | 卓越E学堂 | OK Grammar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 274 MB | 53 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [国强 周](https://appshunter.io/developer/1287957230) | [广素 陈](https://appshunter.io/developer/1512523453) |

## What reviewers say

### 卓越E学堂

[App page](https://appshunter.io/ios/app/e/id1316833514)

**Features:** macOS Compatibility

**In-app purchases:** none


### OK Grammar

[App page](https://appshunter.io/ios/app/ok-grammar/id1536323300)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 mo. Premium | $3.99 | per month |
| 3 mos. Premium | $7.99 | per 3 months |
| 1 year Premium | $12.99 | per year |
| Grammar Checking | $0.99 | one-time |


## Frequently asked questions

### Is 卓越E学堂 free?

卓越E学堂 is free to download, with no in-app purchases.

### Is OK Grammar free?

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

### Do 卓越E学堂 or OK Grammar have ads?

Neither 卓越E学堂 nor OK Grammar shows ads.

### Which is updated more often, 卓越E学堂 or OK Grammar?

卓越E学堂 ships an update every 2 months, and OK Grammar every 2 months. Most recently, 卓越E学堂 was updated on September 9, 2026 and OK Grammar on May 13, 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.*