# PDF Compressor vs QR Code Generator & Reader +

The clearest difference is in-app purchases: QR Code Generator & Reader + at none against PDF Compressor's 3. QR Code Generator & Reader + also leads on ads (none vs shown) and iOS requirement (15.5 vs 17.0). PDF Compressor's advantage is update cadence (every 3 weeks vs every 3 months). On price and device support there is nothing between them.

Both are free to download. PDF Compressor sells 3 in-app purchases, starting at $1.99 per 7 days. QR Code Generator & Reader + asks for nothing beyond the download.

PDF Compressor ships an update every 3 weeks, QR Code Generator & Reader + every 3 months. The most recent releases landed on November 5, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | PDF Compressor | QR Code Generator & Reader + |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/pdf-compressor-to-any-size/id6757389445/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 44 MB |
| Requires iOS | 17.0 | **15.5** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ESPRESSO TECH (SMC-PRIVATE) LIMITED](https://appshunter.io/developer/1812366711) | [Tracy Thomas](https://appshunter.io/developer/1869880557) |

## What reviewers say

### PDF Compressor

[App page](https://appshunter.io/ios/app/pdf-compressor-to-any-size/id6757389445)

Easily reduce the file size of PDFs and images without sacrificing quality. This utility helps you shrink large documents for sharing, uploading, or saving storage space on your device.

**Highlights:** Compress PDF files, Compress images, Custom compression levels, Fast PDF processing, Saved files manager, Download & share files

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access | $1.99 | per 7 days |
| Monthly Access | $3.99 | per month |
| Yearly Access | $29.99 | per year |


### QR Code Generator & Reader +

[App page](https://appshunter.io/ios/app/qr-code-generator-and-reader-plus/id6757950375)

**In-app purchases:** none


## Frequently asked questions

### Is PDF Compressor free?

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

### Is QR Code Generator & Reader + free?

QR Code Generator & Reader + is free to download, with no in-app purchases.

### Do PDF Compressor or QR Code Generator & Reader + have ads?

PDF Compressor shows ads; QR Code Generator & Reader + does not.

### Which is updated more often, PDF Compressor or QR Code Generator & Reader +?

PDF Compressor ships an update every 3 weeks, and QR Code Generator & Reader + every 3 months. Most recently, PDF Compressor was updated on November 5, 2026 and QR Code Generator & Reader + on November 9, 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.*