# ChatPDF vs Resoomer REFLEX

The clearest difference is in-app purchases: Resoomer REFLEX at none against ChatPDF's 3. Resoomer REFLEX also leads on device support (3 vs 1). ChatPDF's advantage is ads (none vs shown) and update cadence (daily vs fortnightly). On price and iOS requirement there is nothing between them.

Both are free to download. ChatPDF sells 3 in-app purchases, starting at $4.99 per 7 days. Resoomer REFLEX asks for nothing beyond the download.

ChatPDF ships an update daily, Resoomer REFLEX fortnightly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ChatPDF | Resoomer REFLEX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Fortnightly |
| Size | 15 MB | 13 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [BERKCAN ARSLAN](https://appshunter.io/developer/1800916861) | [Rony Epaminondas](https://appshunter.io/developer/6808828457) |

## What reviewers say

### ChatPDF

[App page](https://appshunter.io/ios/app/chatpdf-ai-pdf-summarizer/id6755740497)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChatPDF Weekly Subscription | $4.99 | per 7 days |
| ChatPDF Monthly Subscription | $9.99 | per month |
| ChatPDF Yearly Subscription | $59.99 | per year |


### Resoomer REFLEX

[App page](https://appshunter.io/ios/app/resoomer-reflex/id6808828455)

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

**In-app purchases:** none


## Frequently asked questions

### Is ChatPDF free?

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

### Is Resoomer REFLEX free?

Resoomer REFLEX is free to download, with no in-app purchases.

### Do ChatPDF or Resoomer REFLEX have ads?

Resoomer REFLEX shows ads; ChatPDF does not.

### Which is updated more often, ChatPDF or Resoomer REFLEX?

ChatPDF ships an update daily, and Resoomer REFLEX fortnightly. Most recently, ChatPDF was updated on October 30, 2026 and Resoomer REFLEX 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.*