# ScanScan(白描) vs Convert by Neutrium

The clearest difference is update cadence: ScanScan(白描) at every 2 months against Convert by Neutrium's every 13 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ScanScan(白描) sells 5 one-off in-app purchases and Convert by Neutrium sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ScanScan(白描) ships an update every 2 months, Convert by Neutrium every 13 months. The most recent releases landed on November 13, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | ScanScan(白描) | Convert by Neutrium |
| --- | --- | --- |
| 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 | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 13 months |
| Monetization | Free | — |
| Size | 47 MB | 16 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [新乐 陶](https://appshunter.io/developer/826439308) | [Native Dynamics](https://appshunter.io/developer/342674360) |

## What reviewers say

### ScanScan(白描)

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

Extract editable text from images and documents, convert them to PDF, and translate content. This powerful scanner app uses machine learning for accurate OCR and supports batch processing for efficient document management.

**Highlights:** Accurate OCR with machine learning, Scan documents to PDF, Edit and export OCR results (.txt, .docx), Multi-language text recognition and translation, Batch processing for images and documents, PDF to image conversion, Automatic document boundary detection

**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 |


### Convert by Neutrium

[App page](https://appshunter.io/ios/app/convert-by-neutrium/id1497599190)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip | $1.99 | one-time |


## Frequently asked questions

### Is ScanScan(白描) free?

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

### Is Convert by Neutrium free?

Convert by Neutrium is free to download, with in-app purchases available.

### Do ScanScan(白描) or Convert by Neutrium have ads?

Neither ScanScan(白描) nor Convert by Neutrium shows ads.

### Which is updated more often, ScanScan(白描) or Convert by Neutrium?

ScanScan(白描) ships an update every 2 months, and Convert by Neutrium every 13 months. Most recently, ScanScan(白描) was updated on November 13, 2026 and Convert by Neutrium on November 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.*