# PDFPress vs ShelfApp

The clearest difference is in-app purchases: ShelfApp at none against PDFPress's 2. ShelfApp also leads on update cadence (every 4 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PDFPress sells 2 in-app purchases, starting at $4.99 per year. ShelfApp asks for nothing beyond the download.

PDFPress ships an update fortnightly, ShelfApp every 4 days. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | PDFPress | ShelfApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/shelfapp/id6780681265/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | — | Free |
| Size | 15 MB | 2 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [MD TAUFIQUR RAHMAN](https://appshunter.io/developer/1887226428) | [Jon Keseley](https://appshunter.io/developer/6780681267) |

## What reviewers say

### PDFPress

[App page](https://appshunter.io/ios/app/pdfpress-scanner-and-pdf-editor/id6762017730)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDFPress Premium -   Yearly | $4.99 | per year |
| PDFPress Premium - Lifetime | $14.99 | one-time |


### ShelfApp

[App page](https://appshunter.io/ios/app/shelfapp/id6780681265)

Organize and save links, books, recipes, podcasts, and videos for later. Keep important content accessible with titles, summaries, images, and notes. Ideal for thoughtful reads and useful references.

**Highlights:** Save links and content, Organize with notes and tags, Keep titles, summaries, and images, Share directly from other apps, Access saved content later

**In-app purchases:** none


## Frequently asked questions

### Is PDFPress free?

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

### Is ShelfApp free?

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

### Do PDFPress or ShelfApp have ads?

Neither PDFPress nor ShelfApp shows ads.

### Which is updated more often, PDFPress or ShelfApp?

PDFPress ships an update fortnightly, and ShelfApp every 4 days. Most recently, PDFPress was updated on October 28, 2026 and ShelfApp on October 24, 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.*