# LibraryThing vs scrolly

The clearest difference is rating: scrolly at 5.0 against LibraryThing's 3.5. scrolly also leads on review sentiment (86% vs 48%) and update cadence (weekly vs every 4 weeks). LibraryThing's advantage is ratings volume (278 vs 9) and chart position (#210 vs unranked). On price, ads, in-app purchases and monetization model there is nothing between them.

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

scrolly holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: LibraryThing has 278 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 48% of LibraryThing's written reviews are positive against 86% of scrolly's.

LibraryThing ships an update every 4 weeks, scrolly weekly. The most recent releases landed on September 25, 2026 and July 24, 2026 respectively.

## The numbers

| Metric | LibraryThing | scrolly |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (278 ratings)](https://appshunter.io/ios/app/librarything/id948824489/reviews) | **[5.0 (9 ratings)](https://appshunter.io/ios/app/scrolly-cute-pdf-ebook-reader/id6738710724/reviews)** |
| Number of ratings | **278** | 9 |
| Positive reviews | 48.2% of reviews | **85.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Weekly** |
| Monetization | Free | Free |
| Best chart rank | **#210** | — |
| Size | 9 MB | 9 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [LibraryThing.com](https://appshunter.io/developer/397718884) | [totally important LLC](https://appshunter.io/developer/1759244146) |

## What reviewers say

### LibraryThing

[App page](https://appshunter.io/ios/app/librarything/id948824489)

**Currently charting:** #210 Top Free · Book (US App Store)

Catalog your personal book, DVD, and CD collections. Easily add items by searching or scanning barcodes. Enhance your catalog with high-resolution cover photos and browse your collection visually.

**Highlights:** Catalog books, DVDs, and CDs, Search for media items, Scan ISBN barcodes, Add high-resolution cover photos, Browse collection by cover type

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Quick barcode scanning
- 👍 Useful for cataloging library
- 🚀 Fast book addition

**What reviewers complain about**

- 🐛 Glitches and crashes
- 🔍 Limited search and editing capabilities
- 🤖 Outdated and dated UI

**Reported bugs**

- Barcode scanner not working
- Books disappearing from catalog
- Editing and saving issues

**Requested features**

- Ability to create custom collections
- Offline access to library
- Integration with other book apps
- Lending/loan tracking feature


### scrolly

[App page](https://appshunter.io/ios/app/scrolly-cute-pdf-ebook-reader/id6738710724)

Transform your PDF reading with a delightful experience. Customize text size and themes, save your progress with bookmarks, and enjoy a unique vertical scrolling mode. Perfect for books, papers, articles, and textbooks.

**Highlights:** Customizable text size, Theme selection, Bookmark saving, Vertical snap-to-scroll, Read books, papers, articles, textbooks

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LibraryThing free?

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

### Is scrolly free?

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

### Which has better reviews, LibraryThing or scrolly?

scrolly is rated higher. LibraryThing averages 3.5 out of 5 from 278 ratings, while scrolly averages 5.0 from 9 ratings.

### Do LibraryThing or scrolly have ads?

Neither LibraryThing nor scrolly shows ads.

### Which is updated more often, LibraryThing or scrolly?

LibraryThing ships an update every 4 weeks, and scrolly weekly. Most recently, LibraryThing was updated on September 25, 2026 and scrolly on July 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.*