# PDF Compressor－Compress PDF vs JD Online

The clearest difference is in-app purchases: JD Online at none against PDF Compressor－Compress PDF's 4. JD Online also leads on ads (none vs shown). PDF Compressor－Compress PDF's advantage is update cadence (every 2 months vs every 4 months) and device support (4 vs 2). On price and iOS requirement there is nothing between them.

Both are free to download. PDF Compressor－Compress PDF sells 4 in-app purchases, starting at $5.99 per 7 days. JD Online asks for nothing beyond the download.

PDF Compressor－Compress PDF ships an update every 2 months, JD Online every 4 months. The most recent releases landed on October 18, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | PDF Compressor－Compress PDF | JD Online |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (146 ratings)](https://appshunter.io/ios/app/pdf-compressorcompress-pdf/id6748140542/reviews)** | — |
| Number of ratings | **146** | — |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 30 MB | 95 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [EclixTech UK LTD](https://appshunter.io/developer/1824450302) | [Somax Tecnologia](https://appshunter.io/developer/1792983377) |

## What reviewers say

### PDF Compressor－Compress PDF

[App page](https://appshunter.io/ios/app/pdf-compressorcompress-pdf/id6748140542)

Easily reduce the size of your PDF files without sacrificing quality. This tool helps you shrink PDFs for faster sharing, emailing, or uploading, saving valuable storage space. It's perfect for managing large documents and scanned files efficiently.

**Highlights:** Compress PDF files without losing clarity, Smart compressor for scanned or large documents, Reduce PDF size for easy upload and sharing, Free compressor with high quality output, Preserve text and image quality, Choose compression level

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $5.99 | per 7 days |
| Monthly Subscription | $9.99 | per month |
| Yearly Subscription | $19.99 | per year |
| Yearly Subscription | $39.99 | per year |


### JD Online

[App page](https://appshunter.io/ios/app/jd-online/id6770551124)

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Compressor－Compress PDF free?

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

### Is JD Online free?

JD Online is free to download, with no in-app purchases.

### Do PDF Compressor－Compress PDF or JD Online have ads?

PDF Compressor－Compress PDF shows ads; JD Online does not.

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

PDF Compressor－Compress PDF ships an update every 2 months, and JD Online every 4 months. Most recently, PDF Compressor－Compress PDF was updated on October 18, 2026 and JD Online on October 12, 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.*