# PDF Reader vs Clean Lion

The clearest difference is review sentiment: PDF Reader at 56% against Clean Lion's 0%. PDF Reader also leads on in-app purchases (none vs 3) and rating (4.7 vs 4.3). Clean Lion's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Clean Lion sells 3 in-app purchases, starting at $4.99 per 7 days. PDF Reader asks for nothing beyond the download.

PDF Reader holds the better App Store score, 4.7 against 4.3. That said, the two scores are not equally well evidenced: PDF Reader has 4K ratings behind it against 121, so its average is the more settled of the two. Written reviews point the same way: 56% of PDF Reader's written reviews are positive against 0% of Clean Lion's.

PDF Reader ships an update weekly, Clean Lion every 4 weeks. Both last shipped on October 18, 2026.

## The numbers

| Metric | PDF Reader | Clean Lion |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (4K ratings)](https://appshunter.io/ios/app/pdf-reader-easy-editor/id6630367408/reviews)** | [4.3 (121 ratings)](https://appshunter.io/ios/app/clean-lion/id6746750584/reviews) |
| Number of ratings | **4K** | 121 |
| Positive reviews | **55.9% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 4 weeks |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Best chart rank | **#16** | — |
| Size | 69 MB | 26 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [SPARK TECH LIMITED](https://appshunter.io/developer/1709259681) | [EIGHT PUNCH(HONGKONG)CO.,LIMITED](https://appshunter.io/developer/1696585489) |

## What reviewers say

### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-easy-editor/id6630367408)

**Currently charting:** #16 Top Free · Utilities (US App Store)

Transform your smartphone into a powerful PDF scanner and editor. Easily convert images and documents to PDF, or convert PDFs to other formats. Protect your files with encryption and share them securely.

**Highlights:** Scan documents, Convert images to PDF, Convert PDF to other formats, Crop image sizes, Share documents, Add watermark, File encryption

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 💡 Useful features
- 🚀 Fast performance

**What reviewers complain about**

- 🐛 Crashes and bugs
- 💰 Excessive ads
- 🔋 Drains battery quickly

**Reported bugs**

- Login issues
- Compatibility problems with newer devices
- Frequent crashes and freezes

**Requested features**

- More customization options
- Improved privacy controls
- Better customer support


### Clean Lion

[App page](https://appshunter.io/ios/app/clean-lion/id6746750584)

This utility app helps declutter your phone by offering one-click file cleaning, photo management, and junk video removal. It also includes a WiFi speed test to monitor your network performance.

**Highlights:** One-click phone cleaning, Photo cleanup (delete unwanted/similar), Junk video file removal, WiFi speed measurement, Subscription options

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| week subscription | $4.99 | per 7 days |
| month subscription | $9.99 | per month |
| year subscription | $29.99 | per year |


## Frequently asked questions

### Is PDF Reader free?

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

### Is Clean Lion free?

Clean Lion is free to download, with in-app purchases available.

### Which has better reviews, PDF Reader or Clean Lion?

PDF Reader is rated higher. PDF Reader averages 4.7 out of 5 from 4K ratings, while Clean Lion averages 4.3 from 121 ratings.

### Do PDF Reader or Clean Lion have ads?

PDF Reader shows ads; Clean Lion does not.

### Which is updated more often, PDF Reader or Clean Lion?

PDF Reader ships an update weekly, and Clean Lion every 4 weeks. Most recently, PDF Reader was updated on October 18, 2026 and Clean Lion 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.*