# Compress PDF vs PDF Compressor

The clearest difference is rating: Compress PDF at 4.8 against PDF Compressor's 1.0. Compress PDF also leads on ratings volume (6 vs 1). PDF Compressor's advantage is ads (none vs shown). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Compress PDF sells 3 in-app purchases, starting at $2.99 per 7 days and PDF Compressor sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Compress PDF holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: Compress PDF has 6 ratings behind it against 1, so its average is the more settled of the two.

Compress PDF ships an update every 6 weeks, PDF Compressor every 2 months. Both last shipped on October 30, 2026.

## The numbers

| Metric | Compress PDF | PDF Compressor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/compress-pdf-reduce-file-size/id1661782548/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/pdf-compressor-shrink-pdf/id6749169756/reviews) |
| Number of ratings | **6** | 1 |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 49 MB | 17 MB |
| Requires iOS | **17.6** | 18.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Rahul Alagiya](https://appshunter.io/developer/1572484207) | [Fenuku Kekeli](https://appshunter.io/developer/1822419894) |

## What reviewers say

### Compress PDF

[App page](https://appshunter.io/ios/app/compress-pdf-reduce-file-size/id1661782548)

Easily compress PDF files to reduce size without quality loss. This tool also allows scanning documents, merging PDFs, editing pages, and adding e-signatures. Optimize your documents for sharing and storage with a comprehensive offline PDF toolkit.

**Highlights:** Compress PDF files, Scan documents to PDF, Merge multiple PDF files, Edit PDF pages, Add e-signatures, Extract text with OCR, Protect PDFs with watermarks

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $2.99 | per 7 days |
| Monthly Subscription | $4.99 | per month |
| Convert Images To PDF | $14.99 | one-time |


### PDF Compressor

[App page](https://appshunter.io/ios/app/pdf-compressor-shrink-pdf/id6749169756)

Easily reduce the size of your PDF files in seconds without an internet connection. Choose from multiple compression levels to balance file size and quality, and batch process multiple documents at once. Ideal for students, professionals, and anyone needing to quickly shrink large PDFs.

**Highlights:** Instant PDF compression, Multiple compression levels, Preserves readability, Batch compression, Fully offline functionality, Clean, simple interface

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access for a month | $4.99 | per month |
| All Access for a year | $24.99 | per year |


## Frequently asked questions

### Is Compress PDF free?

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

### Is PDF Compressor free?

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

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

Compress PDF is rated higher. Compress PDF averages 4.8 out of 5 from 6 ratings, while PDF Compressor averages 1.0 from 1 ratings.

### Do Compress PDF or PDF Compressor have ads?

Compress PDF shows ads; PDF Compressor does not.

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

Compress PDF ships an update every 6 weeks, and PDF Compressor every 2 months. Most recently, Compress PDF was updated on October 30, 2026 and PDF Compressor on October 30, 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.*