# 音声検品 vs QC Scan

The clearest difference is in-app purchases: QC Scan at none against 音声検品's 1. QC Scan also leads on ads (none vs shown) and iOS requirement (9.0 vs 26.5). On price, update cadence and device support there is nothing between them.

Both are free to download. 音声検品 sells 1 one-off in-app purchase. QC Scan asks for nothing beyond the download.

音声検品 ships an update every 6 weeks, QC Scan monthly. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 音声検品 | QC Scan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Monthly** |
| Size | 6 MB | 16 MB |
| Requires iOS | 26.5 | **9.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KAZUTOSHI KINOSHITA](https://appshunter.io/developer/1148380017) | [Atsushi Kodama](https://appshunter.io/developer/1437123457) |

## What reviewers say

### 音声検品

[App page](https://appshunter.io/ios/app/id1163749796)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| メール作成回数 | $0.99 | one-time |


### QC Scan

[App page](https://appshunter.io/ios/app/qc-scan/id1437123762)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 音声検品 free?

音声検品 is free to download, with in-app purchases available.

### Is QC Scan free?

QC Scan is free to download, with no in-app purchases.

### Do 音声検品 or QC Scan have ads?

音声検品 shows ads; QC Scan does not.

### Which is updated more often, 音声検品 or QC Scan?

音声検品 ships an update every 6 weeks, and QC Scan monthly. Most recently, 音声検品 was updated on October 7, 2026 and QC Scan 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.*