# PDF Viewer by Nutrient vs LastScroll Screen Time Control

The clearest difference is device support: PDF Viewer by Nutrient at 4 against LastScroll Screen Time Control's 1. On price, update cadence, ads and in-app purchases 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 LastScroll Screen Time Control sells 4 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

PDF Viewer by Nutrient ships an update monthly, LastScroll Screen Time Control fortnightly. The most recent releases landed on October 13, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | PDF Viewer by Nutrient | LastScroll Screen Time Control |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (9.1K ratings)](https://appshunter.io/ios/app/pdf-viewer-by-nutrient/id1120099014/reviews)** | — |
| Number of ratings | **9.1K** | — |
| Positive reviews | 73.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Freemium | — |
| Size | 112 MB | 19 MB |
| Requires iOS | **17.0** | 18.6 |
| Devices | **iPhone, iPad, Mac, Vision Pro** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [PSPDFKit GmbH](https://appshunter.io/developer/966931428) | [Christopher Asche](https://appshunter.io/developer/1893581925) |

## 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


### LastScroll Screen Time Control

[App page](https://appshunter.io/ios/app/lastscroll-screen-time-control/id6771395892)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Last Scroll Pro Monthly | $6.99 | per month |
| Last Scroll Pro Yearly | $39.99 | per year |
| Last Scroll Lifetime Offer | $29.99 | one-time |
| Last Scroll Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is PDF Viewer by Nutrient free?

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

### Is LastScroll Screen Time Control free?

LastScroll Screen Time Control is free to download, with in-app purchases available.

### Do PDF Viewer by Nutrient or LastScroll Screen Time Control have ads?

Neither PDF Viewer by Nutrient nor LastScroll Screen Time Control shows ads.

### Which is updated more often, PDF Viewer by Nutrient or LastScroll Screen Time Control?

PDF Viewer by Nutrient ships an update monthly, and LastScroll Screen Time Control fortnightly. Most recently, PDF Viewer by Nutrient was updated on October 13, 2026 and LastScroll Screen Time Control on September 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*