# PDF Compressor vs Pdf24

The clearest difference is review sentiment: PDF Compressor at 54% against Pdf24's 0%. PDF Compressor also leads on rating (4.2 vs 2.3) and ratings volume (58 vs 3). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. PDF Compressor sells 3 in-app purchases, starting at $4.99 per 7 days and Pdf24 sells 2 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

PDF Compressor holds the better App Store score, 4.2 against 2.3. That said, the two scores are not equally well evidenced: PDF Compressor has 58 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 54% of PDF Compressor's written reviews are positive against 0% of Pdf24's.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 17, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | PDF Compressor | Pdf24 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (58 ratings)](https://appshunter.io/ios/app/pdf-compressor-size-reduce/id1643148563/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/pdf24/id6780348502/reviews) |
| Number of ratings | **58** | 3 |
| Positive reviews | **54.1% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Monthly | Monthly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 43 MB | 23 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hardik Dhameliya](https://appshunter.io/developer/1611140120) | [Priyankaben Rupavatiya](https://appshunter.io/developer/1893593703) |

## What reviewers say

### PDF Compressor

[App page](https://appshunter.io/ios/app/pdf-compressor-size-reduce/id1643148563)

Easily reduce the size of your PDF files with this utility app. It offers a range of tools to compress, edit, and convert PDFs, saving you disk space and improving upload/download speeds. Features include OCR, merging, page removal, and security options.

**Highlights:** Compress PDF files, OCR and Text Recognition, Merge and split PDFs, Remove/add pages, Lock and unlock PDFs, Convert PDF to text/images, Add watermarks and signatures

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription Weekly | $4.99 | per 7 days |
| Subscription Monthly | $9.99 | per month |
| Subscription Yearly | $19.99 | per year |


### Pdf24

[App page](https://appshunter.io/ios/app/pdf24/id6780348502)

Transform your device into a high-quality document scanner. Easily capture, organize, and share PDFs of receipts, invoices, and important papers. Features smart cropping and enhancement for better readability.

**Highlights:** Scan documents with camera, Create high-quality PDFs, Auto edge detection and cropping, Enhance scan readability, Organize and share documents, Secure document management

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $9.99 | per 7 days |
| Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is PDF Compressor free?

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

### Is Pdf24 free?

Pdf24 is free to download, with in-app purchases available.

### Which has better reviews, PDF Compressor or Pdf24?

PDF Compressor is rated higher. PDF Compressor averages 4.2 out of 5 from 58 ratings, while Pdf24 averages 2.3 from 3 ratings.

### Do PDF Compressor or Pdf24 have ads?

Both PDF Compressor and Pdf24 show ads.

### Which is updated more often, PDF Compressor or Pdf24?

PDF Compressor ships an update monthly, and Pdf24 monthly. Most recently, PDF Compressor was updated on October 17, 2026 and Pdf24 on October 10, 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.*