# PDF Flow vs Scantrix PDF Scanner

The clearest difference is in-app purchases: PDF Flow at none against Scantrix PDF Scanner's 3. Scantrix PDF Scanner's advantage is update cadence (every 3 days vs every 3 weeks). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Scantrix PDF Scanner sells 3 in-app purchases, starting at $2.39 per month. PDF Flow asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for PDF Flow against 5.0 for Scantrix PDF Scanner. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

PDF Flow ships an update every 3 weeks, Scantrix PDF Scanner every 3 days. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | PDF Flow | Scantrix PDF Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/pdf-flow-local-document-desk/id6775756549/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/scantrix-pdf-scanner/id6807392005/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 75 MB | 196 MB |
| Requires iOS | 16.6 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Fuzhou Qingyue Network Technology Co., Ltd.](https://appshunter.io/developer/6771612144) | [Corelink Solutions FZE](https://appshunter.io/developer/6807392007) |

## What reviewers say

### PDF Flow

[App page](https://appshunter.io/ios/app/pdf-flow-local-document-desk/id6775756549)

This app is an offline PDF tool for creating, viewing, editing, and organizing PDF documents directly on your device. Generate PDFs from photos or text, edit pages, compress files, and manage your local library without needing an account or uploading your data.

**Highlights:** Create PDFs from photos, text, or blank pages, Edit PDF pages, insert or remove pages, Compress PDFs with adjustable strength, Organize files with categories and favorites, Offline file management and editing, Import and export via Files app and share sheet

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

**In-app purchases:** none


### Scantrix PDF Scanner

[App page](https://appshunter.io/ios/app/scantrix-pdf-scanner/id6807392005)

Transform your phone into a powerful document scanner and editor. Convert files, extract text with OCR, sign documents, and organize your files securely. Scan QR codes and manage everyday document tasks with ease.

**Highlights:** Scan documents, receipts, and invoices, Convert PDFs to Word, Excel, PowerPoint, Images, Text, Extract text with OCR, Sign documents with e-signature, Merge and compress PDFs, Organize and protect documents with PIN, Scan QR codes

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scantrix Monthly Premium | $2.39 | per month |
| Scantrix Yearly Premium | $14.49 | per year |
| Scantrix Lifetime Premium | $27.49 | one-time |


## Frequently asked questions

### Is PDF Flow free?

PDF Flow is free to download, with no in-app purchases.

### Is Scantrix PDF Scanner free?

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

### Which has better reviews, PDF Flow or Scantrix PDF Scanner?

PDF Flow and Scantrix PDF Scanner are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do PDF Flow or Scantrix PDF Scanner have ads?

Both PDF Flow and Scantrix PDF Scanner show ads.

### Which is updated more often, PDF Flow or Scantrix PDF Scanner?

PDF Flow ships an update every 3 weeks, and Scantrix PDF Scanner every 3 days. Most recently, PDF Flow was updated on October 10, 2026 and Scantrix PDF Scanner on October 9, 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.*