# 非正式口语 vs 悦学云

The clearest difference is in-app purchases: 悦学云 at none against 非正式口语's 1. 非正式口语's advantage is update cadence (weekly vs every 3 weeks) and iOS requirement (15.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. 非正式口语 sells 1 one-off in-app purchase. 悦学云 asks for nothing beyond the download.

非正式口语 ships an update weekly, 悦学云 every 3 weeks. The most recent releases landed on October 10, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 非正式口语 | 悦学云 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Size | 47 MB | 6 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [嘉洋 杜](https://appshunter.io/developer/1892664123) | [北京宜天美科技有限公司](https://appshunter.io/developer/1838651464) |

## What reviewers say

### 非正式口语

[App page](https://appshunter.io/ios/app/id6762054563)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 非正式口语 Pro | $19.99 | one-time |


### 悦学云

[App page](https://appshunter.io/ios/app/id6768720871)

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

**In-app purchases:** none


## Frequently asked questions

### Is 非正式口语 free?

非正式口语 is free to download, with in-app purchases available.

### Is 悦学云 free?

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

### Do 非正式口语 or 悦学云 have ads?

Neither 非正式口语 nor 悦学云 shows ads.

### Which is updated more often, 非正式口语 or 悦学云?

非正式口语 ships an update weekly, and 悦学云 every 3 weeks. Most recently, 非正式口语 was updated on October 10, 2026 and 悦学云 on October 8, 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.*