# 寸照小白「证件照」 vs ScanMaster Document Scanner

The clearest difference is in-app purchases: 寸照小白「证件照」 at none against ScanMaster Document Scanner's 2. 寸照小白「证件照」 also leads on iOS requirement (11.0 vs 18.6). ScanMaster Document Scanner's advantage is ads (none vs shown) and update cadence (monthly vs every 6 months). On price and device support there is nothing between them.

Both are free to download. ScanMaster Document Scanner sells 2 in-app purchases, starting at $0.99 per month. 寸照小白「证件照」 asks for nothing beyond the download.

寸照小白「证件照」 ships an update every 6 months, ScanMaster Document Scanner monthly. The most recent releases landed on November 7, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | 寸照小白「证件照」 | ScanMaster Document Scanner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Monthly** |
| Size | 5 MB | 27 MB |
| Requires iOS | **11.0** | 18.6 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [立辉 韩](https://appshunter.io/developer/1434803840) | [伟祥 陈](https://appshunter.io/developer/6811831501) |

## What reviewers say

### 寸照小白「证件照」

[App page](https://appshunter.io/ios/app/id1502514431)

**Features:** macOS Compatibility

**In-app purchases:** none


### ScanMaster Document Scanner

[App page](https://appshunter.io/ios/app/scanmaster-document-scanner/id6813784942)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $0.99 | per month |
| Yearly Pro | $9.99 | per year |


## Frequently asked questions

### Is 寸照小白「证件照」 free?

寸照小白「证件照」 is free to download, with no in-app purchases.

### Is ScanMaster Document Scanner free?

ScanMaster Document Scanner is free to download, with in-app purchases available.

### Do 寸照小白「证件照」 or ScanMaster Document Scanner have ads?

寸照小白「证件照」 shows ads; ScanMaster Document Scanner does not.

### Which is updated more often, 寸照小白「证件照」 or ScanMaster Document Scanner?

寸照小白「证件照」 ships an update every 6 months, and ScanMaster Document Scanner monthly. Most recently, 寸照小白「证件照」 was updated on November 7, 2026 and ScanMaster Document Scanner on November 6, 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.*