# ScanScan(白描) vs PDF Mpjex

The clearest difference is ads: ScanScan(白描) at none against PDF Mpjex's shown. PDF Mpjex's advantage is review sentiment (100% vs 87%). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. ScanScan(白描) sells 5 one-off in-app purchases and PDF Mpjex sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for ScanScan(白描) against 4.8 for PDF Mpjex. Both are backed by a comparable volume of ratings — 349 and 324 respectively. Written reviews are what separate them: 87% of ScanScan(白描)'s written reviews are positive against 100% of PDF Mpjex's.

ScanScan(白描) ships an update every 2 months, PDF Mpjex every 6 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ScanScan(白描) | PDF Mpjex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (349 ratings)](https://appshunter.io/ios/app/scanscan-ocr-text-scanner/id1249901692/reviews) | **[4.8 (324 ratings)](https://appshunter.io/ios/app/pdf-mpjex-editor-for-pdf/id6450148824/reviews)** |
| Number of ratings | **349** | 324 |
| Positive reviews | 86.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 47 MB | 26 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [新乐 陶](https://appshunter.io/developer/826439308) | [Beijing Yima Network Technology Co., Ltd.](https://appshunter.io/developer/1655494126) |

## 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 |


### PDF Mpjex

[App page](https://appshunter.io/ios/app/pdf-mpjex-editor-for-pdf/id6450148824)

This app allows you to create and edit PDF documents on your iPhone and iPad. Features include scanning, merging, reordering, and protecting PDFs with passwords. You can also extract pages, images, and text from existing documents.

**Highlights:** Scan documents, Create PDF from photos/web, Merge and extract PDFs, Delete, rotate, reorder pages, Password protect PDFs, Extract images and pages

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Editor & Maker Pro Monthly | $0.99 | per month |
| PDF Editor & Maker Pro Yearly | $9.99 | per year |
| PDF Editor & Maker Pro | $4.99 | one-time |

**What reviewers like**

- 👍 Amazing app with many tools
- 👍 Nice app
- 👍 Good app
- 👍 Very good
- 👍 Nice app

**Reported bugs**

- 🐛 App crashes when viewing drawings

**Requested features**

- 💡 Add automatic table of contents generation
- 💡 Ability to scan up to 24 pages at once, then merge


## Frequently asked questions

### Is ScanScan(白描) free?

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

### Is PDF Mpjex free?

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

### Which has better reviews, ScanScan(白描) or PDF Mpjex?

PDF Mpjex is rated higher. ScanScan(白描) averages 4.8 out of 5 from 349 ratings, while PDF Mpjex averages 4.8 from 324 ratings.

### Do ScanScan(白描) or PDF Mpjex have ads?

PDF Mpjex shows ads; ScanScan(白描) does not.

### Which is updated more often, ScanScan(白描) or PDF Mpjex?

ScanScan(白描) ships an update every 2 months, and PDF Mpjex every 6 weeks. Most recently, ScanScan(白描) was updated on October 24, 2026 and PDF Mpjex on October 25, 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.*