# LibraryThing vs Plumerie

The clearest difference is rating: LibraryThing at 3.5 against Plumerie's 1.0. LibraryThing also leads on in-app purchases (none vs 2) and ratings volume (278 vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Plumerie sells 2 in-app purchases, starting at $3.99 per month. LibraryThing asks for nothing beyond the download.

LibraryThing holds the better App Store score, 3.5 against 1.0. That said, the two scores are not equally well evidenced: LibraryThing has 278 ratings behind it against 1, so its average is the more settled of the two.

LibraryThing ships an update every 4 weeks, Plumerie every 2 months. The most recent releases landed on October 16, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | LibraryThing | Plumerie |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (278 ratings)](https://appshunter.io/ios/app/librarything/id948824489/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/plumerie-home-library-app/id6773690082/reviews) |
| Number of ratings | **278** | 1 |
| Positive reviews | 47.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Monetization | **Free** | Freemium |
| Size | 9 MB | 7 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [LibraryThing.com](https://appshunter.io/developer/397718884) | [Sophie Michaud](https://appshunter.io/developer/6773690384) |

## What reviewers say

### LibraryThing

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

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- 🤖 Outdated and dated UI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


### Plumerie

[App page](https://appshunter.io/ios/app/plumerie-home-library-app/id6773690082)

Organize your physical book collection, track borrowed and lent items, and share your library with family. Easily add books by scanning barcodes or using AI-powered search. Enjoy a clutter-free experience without ads or affiliate links.

**Highlights:** Catalog physical books, Scan to add books, AI-powered search, Family sharing, Track lent/borrowed books, No ads or affiliate links

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plumerie Plus | $3.99 | per month |
| Plumerie Family Plus | $4.99 | per month |


## Frequently asked questions

### Is LibraryThing free?

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

### Is Plumerie free?

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

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

LibraryThing is rated higher. LibraryThing averages 3.5 out of 5 from 278 ratings, while Plumerie averages 1.0 from 1 ratings.

### Do LibraryThing or Plumerie have ads?

Neither LibraryThing nor Plumerie shows ads.

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

LibraryThing ships an update every 4 weeks, and Plumerie every 2 months. Most recently, LibraryThing was updated on October 16, 2026 and Plumerie on October 7, 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.*