# fensorSCAN vs PDF Reader

The clearest difference is in-app purchases: fensorSCAN at none against PDF Reader's 2. fensorSCAN also leads on ads (none vs shown) and iOS requirement (12.2 vs 15.6). PDF Reader's advantage is update cadence (every 10 days vs every 5 weeks) and chart position (#78 vs unranked). On price and device support there is nothing between them.

Both are free to download. PDF Reader sells 2 in-app purchases, starting at $5.99 per 7 days. fensorSCAN asks for nothing beyond the download.

fensorSCAN ships an update every 5 weeks, PDF Reader every 10 days. The most recent releases landed on September 29, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | fensorSCAN | PDF Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (316 ratings)](https://appshunter.io/ios/app/pdf-reader-ocr-scan-edit/id6754001880/reviews)** |
| Number of ratings | — | **316** |
| Positive reviews | — | 42.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 10 days** |
| Monetization | — | Free with in-app purchases |
| Best chart rank | — | **#78** |
| Size | 60 MB | 72 MB |
| Requires iOS | **12.2** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Frederic Sasia](https://appshunter.io/developer/1832473927) | [Fuzhou Jiange Technology Co., Ltd.](https://appshunter.io/developer/1821346905) |

## What reviewers say

### fensorSCAN

[App page](https://appshunter.io/ios/app/fensorscan/id6749854214)

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

**In-app purchases:** none


### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-ocr-scan-edit/id6754001880)

**Currently charting:** #78 Top Free · Productivity (US App Store)

This mobile app acts as a PDF office assistant, offering features for editing, scanning, and optical character recognition. It allows for easy document management, page manipulation, and conversion of images and paper documents into editable digital files.

**Highlights:** PDF Editing, Image to PDF conversion, Import PDF files, OCR Text Recognition, Add, delete, rearrange pages, Filters, highlights, annotations

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Reader Ad-Free | $5.99 | per 7 days |
| PDF Reader Ad-Free | $29.99 | per year |


## Frequently asked questions

### Is fensorSCAN free?

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

### Is PDF Reader free?

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

### Do fensorSCAN or PDF Reader have ads?

PDF Reader shows ads; fensorSCAN does not.

### Which is updated more often, fensorSCAN or PDF Reader?

fensorSCAN ships an update every 5 weeks, and PDF Reader every 10 days. Most recently, fensorSCAN was updated on September 29, 2026 and PDF Reader on October 18, 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.*