# DartPDF vs Nook

The clearest difference is device support: DartPDF at 4 against Nook's 2. DartPDF also leads on iOS requirement (15.0 vs 18.0). On price, update cadence, ads and in-app purchases there is nothing between them.

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

DartPDF ships an update every 4 days, Nook every 3 days. The most recent releases landed on October 13, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | DartPDF | Nook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dartpdf-edit-pdf-documents/id6780083686/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | Free | — |
| Size | 53 MB | 16 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Railway Engineering Solutions Pty Ltd](https://appshunter.io/developer/1565117809) | [KANG SEUNGHYUN](https://appshunter.io/developer/6797773160) |

## What reviewers say

### DartPDF

[App page](https://appshunter.io/ios/app/dartpdf-edit-pdf-documents/id6780083686)

Edit, annotate, and sign PDF documents directly on your device. This app allows you to fill forms, redact sensitive information, rearrange pages, and even edit text and images within PDFs. All changes are saved locally, ensuring your data remains private.

**Highlights:** Edit text and images, Fill forms and add signatures, Redact sensitive content, Rearrange and export pages, OCR scanned PDFs, Full-text search

**Features:** Vision Pro support

**In-app purchases:** none


### Nook

[App page](https://appshunter.io/ios/app/nook-read-write-own/id6797773158)

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

**In-app purchases:** none


## Frequently asked questions

### Is DartPDF free?

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

### Is Nook free?

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

### Do DartPDF or Nook have ads?

Neither DartPDF nor Nook shows ads.

### Which is updated more often, DartPDF or Nook?

DartPDF ships an update every 4 days, and Nook every 3 days. Most recently, DartPDF was updated on October 13, 2026 and Nook on October 10, 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.*