# 校内外 vs 双语时代ACE

The clearest difference is in-app purchases: 双语时代ACE at none against 校内外's 9. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 校内外 sells 9 one-off in-app purchases. 双语时代ACE asks for nothing beyond the download.

校内外 ships an update every 3 weeks, 双语时代ACE every 5 weeks. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | 校内外 | 双语时代ACE |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Size | 111 MB | 459 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [北京易连忆生](https://appshunter.io/developer/698457861) | [慧 许](https://appshunter.io/developer/1342517766) |

## What reviewers say

### 校内外

[App page](https://appshunter.io/ios/app/id698457858)

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 45 XiaoBei = 45 CNY | $6.99 | one-time |
| 98 XiaoBei = 98 CNY | $14.99 | one-time |
| 148 XiaoBei = 148 CNY | $21.99 | one-time |
| 248 XiaoBei = 248 CNY | $37.99 | one-time |
| 348 XiaoBei = 348 CNY | $54.99 | one-time |
| 488 XiaoBei = 488 CNY | $74.99 | one-time |
| 698 XiaoBei = 698 CNY | $109.99 | one-time |
| 898 XiaoBei = 898 CNY | $139.99 | one-time |
| 1098 XiaoBei = 1098 CNY | $169.99 | one-time |


### 双语时代ACE

[App page](https://appshunter.io/ios/app/ace/id1183179754)

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

**In-app purchases:** none


## Frequently asked questions

### Is 校内外 free?

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

### Is 双语时代ACE free?

双语时代ACE is free to download, with no in-app purchases.

### Do 校内外 or 双语时代ACE have ads?

Neither 校内外 nor 双语时代ACE shows ads.

### Which is updated more often, 校内外 or 双语时代ACE?

校内外 ships an update every 3 weeks, and 双语时代ACE every 5 weeks. Most recently, 校内外 was updated on November 1, 2026 and 双语时代ACE on November 2, 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.*