# Compress PDF reduce pdf size vs PDF Compression

The clearest difference is review sentiment: PDF Compression at 100% against Compress PDF reduce pdf size's 0%. PDF Compression also leads on rating (5.0 vs 4.5) and update cadence (every 4 days vs every 3 weeks). Compress PDF reduce pdf size's advantage is ads (none vs shown) and ratings volume (37 vs 5). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Compress PDF reduce pdf size sells 4 in-app purchases, starting at $1.99 per 7 days and PDF Compression sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

PDF Compression holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Compress PDF reduce pdf size has 37 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 0% of Compress PDF reduce pdf size's written reviews are positive against 100% of PDF Compression's.

Compress PDF reduce pdf size ships an update every 3 weeks, PDF Compression every 4 days. The most recent releases landed on October 12, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Compress PDF reduce pdf size | PDF Compression |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (37 ratings)](https://appshunter.io/ios/app/compress-pdf-reduce-pdf-size/id6478926009/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/pdf-compression/id6752516285/reviews)** |
| Number of ratings | **37** | 5 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 20 MB | 19 MB |
| Requires iOS | **15.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nouhayla Moustaine](https://appshunter.io/developer/1721912925) | [Antonio Gonzalez de la aleja german](https://appshunter.io/developer/1839645711) |

## What reviewers say

### Compress PDF reduce pdf size

[App page](https://appshunter.io/ios/app/compress-pdf-reduce-pdf-size/id6478926009)

Easily reduce the size of your PDF files by up to 95% with multiple compression levels. Share your smaller PDF documents quickly and efficiently. Offers a clean and user-friendly interface for fast processing.

**Highlights:** Compress PDFs up to 95%, Multiple compression levels, Fast and easy to use, Share compressed files, Nice design

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Week | $1.99 | per 7 days |
| Month | $3.99 | per month |
| Year | $19.99 | per year |
| Lifetime | $24.99 | one-time |


### PDF Compression

[App page](https://appshunter.io/ios/app/pdf-compression/id6752516285)

Easily reduce the size of your PDF files without sacrificing quality. This tool is perfect for students and professionals needing to optimize documents for storage, email, or sharing. Compress multiple files quickly and efficiently.

**Highlights:** Compress PDFs for free, Reduce file size to specific megabytes, Optimize documents for email and sharing, Compress multiple PDFs at once, Maintain document quality during compression, Convert PDFs to ZIP format

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Compress PDF reduce pdf size free?

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

### Is PDF Compression free?

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

### Which has better reviews, Compress PDF reduce pdf size or PDF Compression?

PDF Compression is rated higher. Compress PDF reduce pdf size averages 4.5 out of 5 from 37 ratings, while PDF Compression averages 5.0 from 5 ratings.

### Do Compress PDF reduce pdf size or PDF Compression have ads?

PDF Compression shows ads; Compress PDF reduce pdf size does not.

### Which is updated more often, Compress PDF reduce pdf size or PDF Compression?

Compress PDF reduce pdf size ships an update every 3 weeks, and PDF Compression every 4 days. Most recently, Compress PDF reduce pdf size was updated on October 12, 2026 and PDF Compression on October 1, 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.*