# PDF Viewer by Nutrient vs Full Screen Viewer

The clearest difference is rating: PDF Viewer by Nutrient at 4.6 against Full Screen Viewer's 3.7. PDF Viewer by Nutrient also leads on ads (none vs shown) and ratings volume (9.1K vs 3). Full Screen Viewer's advantage is iOS requirement (13.0 vs 17.0). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. PDF Viewer by Nutrient sells 2 in-app purchases, starting at $6.99 per 3 months and Full Screen Viewer sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

PDF Viewer by Nutrient holds the better App Store score, 4.6 against 3.7. That said, the two scores are not equally well evidenced: PDF Viewer by Nutrient has 9.1K ratings behind it against 3, so its average is the more settled of the two.

PDF Viewer by Nutrient ships an update monthly, Full Screen Viewer fortnightly. The most recent releases landed on October 16, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | PDF Viewer by Nutrient | Full Screen Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (9.1K ratings)](https://appshunter.io/ios/app/pdf-viewer-by-nutrient/id1120099014/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/full-screen-viewer/id1520967271/reviews) |
| Number of ratings | **9.1K** | 3 |
| Positive reviews | 73.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 112 MB | 31 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | **iPhone, iPad, Mac, Vision Pro** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PSPDFKit GmbH](https://appshunter.io/developer/966931428) | [Akane Tominaga](https://appshunter.io/developer/1520967273) |

## What reviewers say

### PDF Viewer by Nutrient

[App page](https://appshunter.io/ios/app/pdf-viewer-by-nutrient/id1120099014)

Easily view, search, and annotate PDF documents on your iPhone and iPad. Import files from cloud services, fill out forms, add signatures, and organize your documents. Advanced features like redaction and combining documents are available with a Pro subscription.

**Highlights:** View and search PDFs, Annotate with highlights and notes, Sign documents digitally, Fill out PDF forms, Organize and share documents, Import from cloud services

**Features:** Family Sharing, iMessage stickers

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Viewer Pro 3 Months | $6.99 | per 3 months |
| PDF Viewer Pro Yearly | $19.99 | per year |

**What reviewers like**

- 🚀 Seamless integration with iCloud and Files app
- 👍 Intuitive annotation tools with Apple Pencil
- 🎨 Versatile highlighting and drawing options
- 💾 Saves annotations to original PDF files
- 🔍 Powerful search and navigation features

**What reviewers complain about**

- 🐛 Occasional crashes and performance issues
- 🤔 Confusing UI and steep learning curve
- 🔀 Difficulty managing and organizing PDF files
- 🔍 Inconsistent text selection and highlighting
- 🔒 Privacy concerns around data collection

**Reported bugs**

- Annotations randomly disappearing or not saving
- Incompatibility issues with certain PDF files
- Scrolling and panning problems on large PDFs
- Unexpected crashes after iOS updates

**Requested features**

- Add a rubber/eraser tool for annotations
- Implement a side-by-side PDF view mode
- Improve palm rejection and gesture support
- Allow customization of toolbar and shortcuts
- Provide better options for PDF file management


### Full Screen Viewer

[App page](https://appshunter.io/ios/app/full-screen-viewer/id1520967271)

View PDF files and various image formats on your smartphone or tablet with a focus on essential functions for workplace efficiency. Offers smooth operation, one-handed use, and powerful magnification for detailed viewing of blueprints, documents, and photos.

**Highlights:** Full screen display, One-handed operation, View PDF and image files, Magnify up to 100x, Smooth zoom and page switching, Read files from various locations, File management and history

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One month subscription | $1.99 | per month |
| PRO version (Monthly) | $1.99 | per month |
| One year subscription | $22.49 | per year |
| PRO version (Yearly) | $22.49 | per year |


## Frequently asked questions

### Is PDF Viewer by Nutrient free?

PDF Viewer by Nutrient is free to download, with in-app purchases available.

### Is Full Screen Viewer free?

Full Screen Viewer is free to download, with in-app purchases available.

### Which has better reviews, PDF Viewer by Nutrient or Full Screen Viewer?

PDF Viewer by Nutrient is rated higher. PDF Viewer by Nutrient averages 4.6 out of 5 from 9.1K ratings, while Full Screen Viewer averages 3.7 from 3 ratings.

### Do PDF Viewer by Nutrient or Full Screen Viewer have ads?

Full Screen Viewer shows ads; PDF Viewer by Nutrient does not.

### Which is updated more often, PDF Viewer by Nutrient or Full Screen Viewer?

PDF Viewer by Nutrient ships an update monthly, and Full Screen Viewer fortnightly. Most recently, PDF Viewer by Nutrient was updated on October 16, 2026 and Full Screen Viewer on October 4, 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.*