# Compress PDF vs PDF Compressor | Reduce Size

The clearest difference is in-app purchases: Compress PDF at none against PDF Compressor | Reduce Size's 3. PDF Compressor | Reduce Size's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 5 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. PDF Compressor | Reduce Size sells 3 in-app purchases, starting at $4.99 per 7 days. Compress PDF asks for nothing beyond the download.

Compress PDF ships an update every 5 months, PDF Compressor | Reduce Size every 3 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Compress PDF | PDF Compressor | Reduce Size |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/compress-pdf-pdf-size-reduce/id6756518223/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 3 MB | 23 MB |
| Requires iOS | 18.2 | **17.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pratik Kadam](https://appshunter.io/developer/1696967727) | [KELVIN SENANU WALLACE](https://appshunter.io/developer/1888050842) |

## What reviewers say

### Compress PDF

[App page](https://appshunter.io/ios/app/compress-pdf-pdf-size-reduce/id6756518223)

This app offers a suite of tools to manage PDF files, including compression to reduce size, merging multiple documents, splitting large files, and extracting text from images. It prioritizes user privacy by processing all files locally on your device.

**Highlights:** Compress PDF files, Merge multiple PDFs, Split PDF documents, OCR text recognition, Reorder and remove pages, Convert images to PDF

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

**In-app purchases:** none


### PDF Compressor | Reduce Size

[App page](https://appshunter.io/ios/app/pdf-compressor-reduce-size/id6761698467)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access | $4.99 | per 7 days |
| All Access | $34.99 | per year |
| All Access Forever | $59.99 | one-time |


## Frequently asked questions

### Is Compress PDF free?

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

### Is PDF Compressor | Reduce Size free?

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

### Do Compress PDF or PDF Compressor | Reduce Size have ads?

Compress PDF shows ads; PDF Compressor | Reduce Size does not.

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

Compress PDF ships an update every 5 months, and PDF Compressor | Reduce Size every 3 weeks. Most recently, Compress PDF was updated on November 5, 2026 and PDF Compressor | Reduce Size on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*