# C6协同v3.9 vs 跟我学日语

The clearest difference is in-app purchases: C6协同v3.9 at none against 跟我学日语's 1. C6协同v3.9 also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 10 months). On price and device support there is nothing between them.

Both are free to download. 跟我学日语 sells 1 one-off in-app purchase. C6协同v3.9 asks for nothing beyond the download.

C6协同v3.9 ships an update every 3 weeks, 跟我学日语 every 10 months. The most recent releases landed on October 29, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | C6协同v3.9 | 跟我学日语 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 10 months |
| Size | 21 MB | 17 MB |
| Requires iOS | **7.0** | 12 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [BEIJING JINHER SOFTWARE CO.LTD.](https://appshunter.io/developer/473901494) | [俊东 谭](https://appshunter.io/developer/936308955) |

## What reviewers say

### C6协同v3.9

[App page](https://appshunter.io/ios/app/c6v39/id1173412813)

**Features:** macOS Compatibility

**In-app purchases:** none


### 跟我学日语

[App page](https://appshunter.io/ios/app/id1220759764)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 去除应用内广告 | $0.99 | one-time |


## Frequently asked questions

### Is C6协同v3.9 free?

C6协同v3.9 is free to download, with no in-app purchases.

### Is 跟我学日语 free?

跟我学日语 is free to download, with in-app purchases available.

### Do C6协同v3.9 or 跟我学日语 have ads?

跟我学日语 shows ads; C6协同v3.9 does not.

### Which is updated more often, C6协同v3.9 or 跟我学日语?

C6协同v3.9 ships an update every 3 weeks, and 跟我学日语 every 10 months. Most recently, C6协同v3.9 was updated on October 29, 2026 and 跟我学日语 on October 5, 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.*