# PDF Converter & Image Scanner vs PDF合并拆分助手

The clearest difference is in-app purchases: PDF合并拆分助手 at none against PDF Converter & Image Scanner's 1. PDF合并拆分助手 also leads on iOS requirement (13.0 vs 17.6). PDF Converter & Image Scanner's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 6 weeks). On price and device support there is nothing between them.

Both are free to download. PDF Converter & Image Scanner sells 1 one-off in-app purchase. PDF合并拆分助手 asks for nothing beyond the download.

PDF Converter & Image Scanner ships an update every 3 weeks, PDF合并拆分助手 every 6 weeks. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | PDF Converter & Image Scanner | PDF合并拆分助手 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (8 ratings)](https://appshunter.io/ios/app/pdf-converter-and-image-scanner/id6443631859/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 31.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 15 MB | 78 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [崴 杨](https://appshunter.io/developer/1505035148) | [Qun Cao](https://appshunter.io/developer/1655069600) |

## What reviewers say

### PDF Converter & Image Scanner

[App page](https://appshunter.io/ios/app/pdf-converter-and-image-scanner/id6443631859)

This tool offers comprehensive PDF editing capabilities, including merging, splitting, encrypting, and unlocking files. It also converts PDFs to images and vice versa, with OCR text recognition and page management features. All processing is done offline for enhanced security.

**Highlights:** Merge and split PDF files, Convert PDF to images and vice versa, OCR text recognition, Encrypt and unlock PDF files, Rotate and delete PDF pages, Offline processing

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Permanent License | $2.99 | one-time |


### PDF合并拆分助手

[App page](https://appshunter.io/ios/app/pdf-pdf/id6770174946)

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Converter & Image Scanner free?

PDF Converter & Image Scanner is free to download, with in-app purchases available.

### Is PDF合并拆分助手 free?

PDF合并拆分助手 is free to download, with no in-app purchases.

### Do PDF Converter & Image Scanner or PDF合并拆分助手 have ads?

PDF合并拆分助手 shows ads; PDF Converter & Image Scanner does not.

### Which is updated more often, PDF Converter & Image Scanner or PDF合并拆分助手?

PDF Converter & Image Scanner ships an update every 3 weeks, and PDF合并拆分助手 every 6 weeks. Most recently, PDF Converter & Image Scanner was updated on November 7, 2026 and PDF合并拆分助手 on November 5, 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.*