# 空空鱼 vs ThunderLink Accelerator

The clearest difference is review sentiment: 空空鱼 at 100% against ThunderLink Accelerator's 21%. 空空鱼 also leads on rating (5.0 vs 1.7) and ads (none vs shown). ThunderLink Accelerator's advantage is in-app purchases (none vs 10) and ratings volume (23 vs 3). On price and device support there is nothing between them.

Both are free to download. 空空鱼 sells 10 one-off in-app purchases. ThunderLink Accelerator asks for nothing beyond the download.

空空鱼 holds the better App Store score, 5.0 against 1.7. That said, the two scores are not equally well evidenced: ThunderLink Accelerator has 23 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 100% of 空空鱼's written reviews are positive against 21% of ThunderLink Accelerator's.

空空鱼 ships an update every 3 weeks, ThunderLink Accelerator every 2 months. The most recent releases landed on October 6, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | 空空鱼 | ThunderLink Accelerator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/id6502636164/reviews)** | [1.7 (23 ratings)](https://appshunter.io/ios/app/thunderlink-accelerator/id6760660666/reviews) |
| Number of ratings | 3 | **23** |
| Positive reviews | **100.0% of reviews** | 20.9% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | — | Ad-supported |
| Size | 102 MB | 98 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Hebei Heiya Technology Co., Ltd.](https://appshunter.io/developer/1513117911) | [F.B.D. MAOF LTD](https://appshunter.io/developer/1885580309) |

## What reviewers say

### 空空鱼

[App page](https://appshunter.io/ios/app/id6502636164)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 首充送100泡泡币 | $0.99 | one-time |
| 30泡泡币 | $0.99 | one-time |
| 一个月会员 | $0.99 | one-time |
| 90泡泡币 | $0.99 | one-time |
| 160泡泡币 | $0.99 | one-time |
| 270个泡泡币 | $1.99 | one-time |
| VIP季度会员 | $1.99 | one-time |
| 480个泡泡币 | $2.99 | one-time |
| SVIP会员 | $3.99 | one-time |
| 1100个泡泡币 | $5.99 | one-time |


### ThunderLink Accelerator

[App page](https://appshunter.io/ios/app/thunderlink-accelerator/id6760660666)

This app objectively measures your network performance, providing real-time data on speed, ping, and stability. It helps you identify and understand connection issues without subjective interpretations.

**Highlights:** Real-time latency tracking, Speed testing, Ping measurement, Stability analysis, Connection issue identification

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

**In-app purchases:** none


## Frequently asked questions

### Is 空空鱼 free?

空空鱼 is free to download, with in-app purchases available.

### Is ThunderLink Accelerator free?

ThunderLink Accelerator is free to download, with no in-app purchases.

### Which has better reviews, 空空鱼 or ThunderLink Accelerator?

空空鱼 is rated higher. 空空鱼 averages 5.0 out of 5 from 3 ratings, while ThunderLink Accelerator averages 1.7 from 23 ratings.

### Do 空空鱼 or ThunderLink Accelerator have ads?

ThunderLink Accelerator shows ads; 空空鱼 does not.

### Which is updated more often, 空空鱼 or ThunderLink Accelerator?

空空鱼 ships an update every 3 weeks, and ThunderLink Accelerator every 2 months. Most recently, 空空鱼 was updated on October 6, 2026 and ThunderLink Accelerator on October 9, 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.*