# 石材链 vs 鱼背单词

The clearest difference is in-app purchases: 鱼背单词 at none against 石材链's 3. 石材链's advantage is update cadence (every 11 days vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 石材链 sells 3 one-off in-app purchases. 鱼背单词 asks for nothing beyond the download.

石材链 ships an update every 11 days, 鱼背单词 every 5 months. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 石材链 | 鱼背单词 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 5 months |
| Size | 71 MB | 63 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [济南全石界网络科技有限公司](https://appshunter.io/developer/1588209019) | [海南概率科技有限公司](https://appshunter.io/developer/1797503417) |

## What reviewers say

### 石材链

[App page](https://appshunter.io/ios/app/id6736739155)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 会员月付款 | $3.99 | one-time |
| 会员季付 | $9.99 | one-time |
| 会员年付 | $39.99 | one-time |


### 鱼背单词

[App page](https://appshunter.io/ios/app/id6742225382)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 石材链 free?

石材链 is free to download, with in-app purchases available.

### Is 鱼背单词 free?

鱼背单词 is free to download, with no in-app purchases.

### Do 石材链 or 鱼背单词 have ads?

Neither 石材链 nor 鱼背单词 shows ads.

### Which is updated more often, 石材链 or 鱼背单词?

石材链 ships an update every 11 days, and 鱼背单词 every 5 months. Most recently, 石材链 was updated on October 25, 2026 and 鱼背单词 on October 30, 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.*