# 斯蒂尔鉴别 vs Scanner

The clearest difference is in-app purchases: 斯蒂尔鉴别 at none against Scanner's 3. 斯蒂尔鉴别 also leads on iOS requirement (11.0 vs 14.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Scanner sells 3 one-off in-app purchases. 斯蒂尔鉴别 asks for nothing beyond the download.

斯蒂尔鉴别 ships an update every 4 months, Scanner every 8 months. The most recent releases landed on October 26, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | 斯蒂尔鉴别 | Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (13 ratings)](https://appshunter.io/ios/app/scanner-pdf-and-ocr-scanner/id1545894404/reviews)** |
| Number of ratings | — | **13** |
| Positive reviews | — | 95.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 8 months |
| Monetization | — | Free |
| Size | 4 MB | 26 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [太仓安德烈斯蒂尔动力工具有限公司](https://appshunter.io/developer/1139992191) | [传胜 贾](https://appshunter.io/developer/789568029) |

## What reviewers say

### 斯蒂尔鉴别

[App page](https://appshunter.io/ios/app/id1139992192)

**Features:** macOS Compatibility

**In-app purchases:** none


### Scanner

[App page](https://appshunter.io/ios/app/scanner-pdf-and-ocr-scanner/id1545894404)

This app offers fast document scanning and accurate OCR text recognition. It supports converting various important documents into PDF or JPG formats and allows adding watermarks for security.

**Highlights:** Fast document scanning, Accurate OCR text recognition, Convert to PDF or JPG, Scan ID cards and bank cards, Add watermarks to documents

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 20 Processing counts | $0.99 | one-time |
| 5 Processing counts | $0.99 | one-time |
| Permanent VIP | $3.99 | one-time |


## Frequently asked questions

### Is 斯蒂尔鉴别 free?

斯蒂尔鉴别 is free to download, with no in-app purchases.

### Is Scanner free?

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

### Do 斯蒂尔鉴别 or Scanner have ads?

Neither 斯蒂尔鉴别 nor Scanner shows ads.

### Which is updated more often, 斯蒂尔鉴别 or Scanner?

斯蒂尔鉴别 ships an update every 4 months, and Scanner every 8 months. Most recently, 斯蒂尔鉴别 was updated on October 26, 2026 and Scanner on October 23, 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.*