# ChatQLM vs PdfComp

The clearest difference is in-app purchases: PdfComp at none against ChatQLM's 5. ChatQLM's advantage is iOS requirement (15.6 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. ChatQLM sells 5 in-app purchases, starting at $19.99 per month. PdfComp asks for nothing beyond the download.

## The numbers

| Metric | ChatQLM | PdfComp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Size | 13 MB | 5 MB |
| Requires iOS | **15.6** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SuperQ Quantum Computing Inc](https://appshunter.io/developer/1861467414) | [Alexander Martell](https://appshunter.io/developer/1814274787) |

## What reviewers say

### ChatQLM

[App page](https://appshunter.io/ios/app/chatqlm/id6756572567)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Explorer | $19.99 | per month |
| Optimizer | $79.99 | per month |
| Explorer (Yearly) | $199.99 | per year |
| Scaler | $199.99 | per month |
| Optimizer (Yearly) | $790.00 | per year |


### PdfComp

[App page](https://appshunter.io/ios/app/pdfcomp/id6768184106)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ChatQLM free?

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

### Is PdfComp free?

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

### Do ChatQLM or PdfComp have ads?

Neither ChatQLM nor PdfComp shows ads.

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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.*