# 六六牛APP vs 葫芦背词

The clearest difference is in-app purchases: 六六牛APP at none against 葫芦背词's 2. 六六牛APP also leads on iOS requirement (13.0 vs 17.0). 葫芦背词's advantage is update cadence (every 3 weeks vs every 21 months) and device support. On price there is nothing between them.

Both are free to download. 葫芦背词 sells 2 in-app purchases, starting at $0.99 per month. 六六牛APP asks for nothing beyond the download.

六六牛APP ships an update every 21 months, 葫芦背词 every 3 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 六六牛APP | 葫芦背词 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | Every 21 months | **Every 3 weeks** |
| Size | 29 MB | 25 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 17+ | 9+ |
| Developer | [Jiujiang Smooth Education Software Co., LTD](https://appshunter.io/developer/1693031271) | [凡滨 林](https://appshunter.io/developer/1826611654) |

## What reviewers say

### 六六牛APP

[App page](https://appshunter.io/ios/app/app/id6473402856)

**In-app purchases:** none


### 葫芦背词

[App page](https://appshunter.io/ios/app/id6754340856)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus 月度会员 | $0.99 | per month |
| Pro 年度会员 | $9.99 | per year |


## Frequently asked questions

### Is 六六牛APP free?

六六牛APP is free to download, with no in-app purchases.

### Is 葫芦背词 free?

葫芦背词 is free to download, with in-app purchases available.

### Which is updated more often, 六六牛APP or 葫芦背词?

六六牛APP ships an update every 21 months, and 葫芦背词 every 3 weeks. Most recently, 六六牛APP was updated on October 25, 2026 and 葫芦背词 on October 24, 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.*