# PDF Compressor vs PDFlexor

The clearest difference is in-app purchases: PDF Compressor at none against PDFlexor's 4. PDF Compressor also leads on ratings volume (813 vs 1). PDFlexor's advantage is ads (none vs shown) and update cadence (every 3 days vs every 2 months). On price and device support there is nothing between them.

Both are free to download. PDFlexor sells 4 in-app purchases, starting at $1.99 per 7 days. PDF Compressor asks for nothing beyond the download.

PDFlexor holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: PDF Compressor has 813 ratings behind it against 1, so its average is the more settled of the two.

PDF Compressor ships an update every 2 months, PDFlexor every 3 days. The most recent releases landed on October 17, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | PDF Compressor | PDFlexor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (813 ratings)](https://appshunter.io/ios/app/pdf-compressor-compress-pdf/id1637213307/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pdflexor-pdf-editor-tools/id6502285909/reviews)** |
| Number of ratings | **813** | 1 |
| Positive reviews | 26.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | **Ad-supported** | Freemium |
| Size | 11 MB | 45 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vishalbhai Vaghasiya](https://appshunter.io/developer/1512628511) | [Huizhou Jiqu Technology Co., Ltd.](https://appshunter.io/developer/1308118506) |

## What reviewers say

### PDF Compressor

[App page](https://appshunter.io/ios/app/pdf-compressor-compress-pdf/id1637213307)

Reduce the size of your PDF documents with this easy-to-use tool. Select your file, choose the desired output quality, and compress your PDFs with a single tap. Save disk space and speed up uploads and downloads.

**Highlights:** Compress PDF files, Reduce PDF file size, Select output PDF quality, Easy-to-use interface, Single-tap compression

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast and efficient compression
- 👍 Simple and easy-to-use interface
- 💰 Free to download and use
- ✅ Effective file size reduction
- 📧 Solves email attachment size issues

**What reviewers complain about**

- 📢 Excessive and intrusive advertisements
- 🐛 Frequent app crashes and glitches
- ❌ File compression increases size instead of reducing it
- 🔄 App requires restart after each compression
- ⚠️ Suspicious ad permissions and potential security concerns

**Reported bugs**

- App crashes on second compression attempt
- File size increases instead of decreasing
- App exits unexpectedly after compression
- Compressed file unrecognizable or corrupted
- Keyboard numbers display as blank

**Requested features**

- Reduce or eliminate advertisements
- Add compression quality/control settings
- Batch file compression capability
- Improved preview functionality for multiple documents
- Better file naming conventions for compressed files


### PDFlexor

[App page](https://appshunter.io/ios/app/pdflexor-pdf-editor-tools/id6502285909)

Edit, convert, and organize PDF documents with a secure, all-in-one toolkit. Features include merging, splitting, page reordering, and conversion to various formats, with most operations processed locally for enhanced privacy.

**Highlights:** Merge and split PDF files, Extract, delete, and reorder pages, Convert PDFs to/from various formats, Crop and resize PDF pages, Compress PDF file size, Local processing for enhanced security

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Membership | $1.99 | per 7 days |
| Monthly Membership | $3.99 | per month |
| Annual Membership | $14.99 | per year |
| Life Membership | $29.99 | one-time |


## Frequently asked questions

### Is PDF Compressor free?

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

### Is PDFlexor free?

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

### Which has better reviews, PDF Compressor or PDFlexor?

PDFlexor is rated higher. PDF Compressor averages 4.6 out of 5 from 813 ratings, while PDFlexor averages 5.0 from 1 ratings.

### Do PDF Compressor or PDFlexor have ads?

PDF Compressor shows ads; PDFlexor does not.

### Which is updated more often, PDF Compressor or PDFlexor?

PDF Compressor ships an update every 2 months, and PDFlexor every 3 days. Most recently, PDF Compressor was updated on October 17, 2026 and PDFlexor on October 2, 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.*