# Compress PDF vs ScanChat PDF

Compress PDF and ScanChat PDF are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Compress PDF sells 1 one-off in-app purchase 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 ships an update weekly, ScanChat PDF every 9 days. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Compress PDF | ScanChat PDF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Size | 1 MB | 12 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Jhomar Maravillas](https://appshunter.io/developer/6783703541) | [Chirag Gohil](https://appshunter.io/developer/6809217797) |

## What reviewers say

### Compress PDF

[App page](https://appshunter.io/ios/app/compress-pdf-smaller-files/id6784308237)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Unlimited | $4.99 | 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 free?

Compress PDF 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 or ScanChat PDF have ads?

Neither Compress PDF nor ScanChat PDF shows ads.

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

Compress PDF ships an update weekly, and ScanChat PDF every 9 days. Most recently, Compress PDF was updated on October 12, 2026 and ScanChat PDF on October 14, 2026.

---

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