# NousPDF vs KoolPDF

The clearest difference is ads: KoolPDF at none against NousPDF's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | NousPDF | KoolPDF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | — |
| Size | 72 MB | 60 MB |
| Requires iOS | 16.4 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Duong The](https://appshunter.io/developer/1826213498) | [Agevole Innovation Private Limited](https://appshunter.io/developer/1866840663) |

## What reviewers say

### NousPDF

[App page](https://appshunter.io/ios/app/nouspdf-ai-pdf-reader-and-chat/id6762754092)

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

**In-app purchases:** none


### KoolPDF

[App page](https://appshunter.io/ios/app/koolpdf-pdf-tools-and-reader/id6778038829)

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

**In-app purchases:** none


## Frequently asked questions

### Is NousPDF free?

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

### Is KoolPDF free?

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

### Do NousPDF or KoolPDF have ads?

NousPDF shows ads; KoolPDF does not.

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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.*