# 螳螂助手 vs The Visual Key

The clearest difference is update cadence: The Visual Key at every 3 days against 螳螂助手's every 16 months. The Visual Key also leads on device support. 螳螂助手's advantage is iOS requirement (11.0 vs 14.0). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

螳螂助手 ships an update every 16 months, The Visual Key every 3 days. The most recent releases landed on October 15, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 螳螂助手 | The Visual Key |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 16 months | **Every 3 days** |
| Size | 67 MB | 74 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Mantis Technology Co. Ltd](https://appshunter.io/developer/1479317198) | [SEMANTIC TECHNOLOGIES LLC](https://appshunter.io/developer/1777357874) |

## What reviewers say

### 螳螂助手

[App page](https://appshunter.io/ios/app/id6473828739)

**In-app purchases:** none


### The Visual Key

[App page](https://appshunter.io/ios/app/the-visual-key/id6737673560)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 螳螂助手 free?

螳螂助手 is free to download, with no in-app purchases.

### Is The Visual Key free?

The Visual Key is free to download, with no in-app purchases.

### Which is updated more often, 螳螂助手 or The Visual Key?

螳螂助手 ships an update every 16 months, and The Visual Key every 3 days. Most recently, 螳螂助手 was updated on October 15, 2026 and The Visual Key on October 11, 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.*