# WhiteBook* vs shelff

The clearest difference is price: WhiteBook* at Free against shelff's $6.99. WhiteBook* also leads on iOS requirement (15.0 vs 17.0). shelff's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

WhiteBook* is free to download; shelff costs $6.99 up front. WhiteBook* sells 1 in-app purchase, starting at $3.99 per month. shelff asks for nothing beyond the download.

WhiteBook* ships an update monthly, shelff every 4 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | WhiteBook* | shelff |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | — | Paid |
| Best chart rank | — | **#72** |
| Size | 41 MB | 8 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tatsuya Fujisaka](https://appshunter.io/developer/1629171916) | [Satoshi Kojima](https://appshunter.io/developer/1887157382) |

## What reviewers say

### WhiteBook*

[App page](https://appshunter.io/ios/app/whitebook/id1629171914)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WhiteBook* plus | $3.99 | per month |


### shelff

[App page](https://appshunter.io/ios/app/shelff-pdf-book-reader/id6760986626)

**Currently charting:** #72 Top Paid · Book (US App Store)

This app provides a dedicated reading experience for PDF documents stored in iCloud. It offers robust organization tools, including folders, tags, and collections, along with a full-text search capability. Users can also manage PDF metadata and highlight content with comments.

**Highlights:** iCloud PDF management, Organize with folders and tags, Full-text search, Highlighting with comments, Metadata editing, Customizable reading layouts

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

**In-app purchases:** none


## Frequently asked questions

### Is WhiteBook* free?

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

### Is shelff free?

shelff costs $6.99, with no in-app purchases.

### Do WhiteBook* or shelff have ads?

WhiteBook* shows ads; shelff does not.

### Which is updated more often, WhiteBook* or shelff?

WhiteBook* ships an update monthly, and shelff every 4 days. Most recently, WhiteBook* was updated on October 25, 2026 and shelff on October 25, 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.*