# 分贝检测专家 vs 快对讲

The clearest difference is in-app purchases: 快对讲 at none against 分贝检测专家's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 分贝检测专家 sells 2 in-app purchases, starting at $0.99 per 7 days. 快对讲 asks for nothing beyond the download.

## The numbers

| Metric | 分贝检测专家 | 快对讲 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Size | 92 MB | 76 MB |
| Requires iOS | 11.2 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [少红 凡](https://appshunter.io/developer/1830162834) | [Shanghai Boyuan Electronic Technology Co. Ltd](https://appshunter.io/developer/1072357801) |

## What reviewers say

### 分贝检测专家

[App page](https://appshunter.io/ios/app/id6443487669)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 工业级分贝检测 | $0.99 | per 7 days |
| 工业级分贝检测 | $2.49 | per 3 months |


### 快对讲

[App page](https://appshunter.io/ios/app/id6444352772)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 分贝检测专家 free?

分贝检测专家 is free to download, with in-app purchases available.

### Is 快对讲 free?

快对讲 is free to download, with no in-app purchases.

### Do 分贝检测专家 or 快对讲 have ads?

Neither 分贝检测专家 nor 快对讲 shows ads.

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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.*