# Compress PDF reduce pdf size vs ScanChat PDF

The clearest difference is update cadence: ScanChat PDF at every 5 days against Compress PDF reduce pdf size's every 3 weeks. On price, ads, in-app purchases 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 ScanChat PDF sells 2 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

Compress PDF reduce pdf size ships an update every 3 weeks, ScanChat PDF every 5 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Compress PDF reduce pdf size | ScanChat PDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (37 ratings)](https://appshunter.io/ios/app/compress-pdf-reduce-pdf-size/id6478926009/reviews)** | — |
| Number of ratings | **37** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 20 MB | 14 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nouhayla Moustaine](https://appshunter.io/developer/1721912925) | [Chirag Gohil](https://appshunter.io/developer/6809217797) |

## 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 |


### ScanChat PDF

[App page](https://appshunter.io/ios/app/scanchat-pdf/id6814474028)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ScanChatPDF Monthly Subscription | $8.99 | per month |
| ScanChatPDF Yearly Subscription | $24.99 | per year |


## 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 ScanChat PDF free?

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

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

Neither Compress PDF reduce pdf size nor ScanChat PDF shows ads.

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

Compress PDF reduce pdf size ships an update every 3 weeks, and ScanChat PDF every 5 days. Most recently, Compress PDF reduce pdf size was updated on October 30, 2026 and ScanChat PDF on October 31, 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.*