# PDF Reader vs ClearSpace：Clean Storage

The clearest difference is review sentiment: PDF Reader at 62% against ClearSpace：Clean Storage's 0%. PDF Reader also leads on rating (4.7 vs 4.1) and update cadence (weekly vs every 6 weeks). ClearSpace：Clean Storage's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PDF Reader holds the better App Store score, 4.7 against 4.1. That said, the two scores are not equally well evidenced: PDF Reader has 4.8K ratings behind it against 58, so its average is the more settled of the two. Written reviews point the same way: 62% of PDF Reader's written reviews are positive against 0% of ClearSpace：Clean Storage's.

PDF Reader ships an update weekly, ClearSpace：Clean Storage every 6 weeks. Both last shipped on November 8, 2026.

## The numbers

| Metric | PDF Reader | ClearSpace：Clean Storage |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (4.8K ratings)](https://appshunter.io/ios/app/pdf-reader-easy-editor/id6630367408/reviews)** | [4.1 (58 ratings)](https://appshunter.io/ios/app/clearspaceclean-storage/id6748386594/reviews) |
| Number of ratings | **4.8K** | 58 |
| Positive reviews | **61.5% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 6 weeks |
| Monetization | Ad-supported | **Free** |
| Size | 69 MB | 30 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SPARK TECH LIMITED](https://appshunter.io/developer/1709259681) | [GOOD STUDY NETWORK TECHNOLOGY LIMITED](https://appshunter.io/developer/1692320790) |

## What reviewers say

### PDF Reader

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

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


### ClearSpace：Clean Storage

[App page](https://appshunter.io/ios/app/clearspaceclean-storage/id6748386594)

Effortlessly declutter your iPhone with a single tap. This smart manager offers file compression, network monitoring, and customizable widgets for instant device insights. Enjoy a faster, cleaner, and more intuitive mobile experience with smooth animations.

**Highlights:** One-tap phone decluttering, File compression, Network monitoring and optimization, Customizable home screen widgets, Quick-access flashlight, Engaging animations

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Reader free?

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

### Is ClearSpace：Clean Storage free?

ClearSpace：Clean Storage is free to download, with no in-app purchases.

### Which has better reviews, PDF Reader or ClearSpace：Clean Storage?

PDF Reader is rated higher. PDF Reader averages 4.7 out of 5 from 4.8K ratings, while ClearSpace：Clean Storage averages 4.1 from 58 ratings.

### Do PDF Reader or ClearSpace：Clean Storage have ads?

PDF Reader shows ads; ClearSpace：Clean Storage does not.

### Which is updated more often, PDF Reader or ClearSpace：Clean Storage?

PDF Reader ships an update weekly, and ClearSpace：Clean Storage every 6 weeks. Most recently, PDF Reader was updated on November 8, 2026 and ClearSpace：Clean Storage on November 8, 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.*