# ScanScan(白描) vs 诚则成

The clearest difference is in-app purchases: 诚则成 at none against ScanScan(白描)'s 5. 诚则成 also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. ScanScan(白描) sells 5 one-off in-app purchases. 诚则成 asks for nothing beyond the download.

ScanScan(白描) ships an update every 2 months, 诚则成 every 3 weeks. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | ScanScan(白描) | 诚则成 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (349 ratings)](https://appshunter.io/ios/app/scanscan-ocr-text-scanner/id1249901692/reviews)** | — |
| Number of ratings | **349** | — |
| Positive reviews | 86.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 47 MB | 183 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [新乐 陶](https://appshunter.io/developer/826439308) | [深圳瑞信建筑科技有限公司](https://appshunter.io/developer/1329834145) |

## What reviewers say

### ScanScan(白描)

[App page](https://appshunter.io/ios/app/scanscan-ocr-text-scanner/id1249901692)

This app uses advanced machine learning to accurately extract editable text from images and documents. It can also scan and convert documents into clear PDF files, with support for batch processing and multiple languages.

**Highlights:** Machine learning for accurate OCR, Edit and export OCR results (.txt, .docx), Multi-language text recognition, Scan documents to image/PDF, PDF to image conversion, Batch processing (OCR, color filter), Multi-language translation

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Provide food for cat | $2.99 | one-time |
| 普通会员(永久) | $3.99 | one-time |
| 普通会员(优惠) | $3.99 | one-time |
| 黄金会员(优惠) | $3.99 | one-time |
| Senior VIP (Permanent) | $5.99 | one-time |


### 诚则成

[App page](https://appshunter.io/ios/app/id6760985695)

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

**In-app purchases:** none


## Frequently asked questions

### Is ScanScan(白描) free?

ScanScan(白描) is free to download, with in-app purchases available.

### Is 诚则成 free?

诚则成 is free to download, with no in-app purchases.

### Do ScanScan(白描) or 诚则成 have ads?

Neither ScanScan(白描) nor 诚则成 shows ads.

### Which is updated more often, ScanScan(白描) or 诚则成?

ScanScan(白描) ships an update every 2 months, and 诚则成 every 3 weeks. Most recently, ScanScan(白描) was updated on October 24, 2026 and 诚则成 on October 17, 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.*