# Provo Library vs Spine

The clearest difference is rating: Spine at 5.0 against Provo Library's 4.2. Spine also leads on update cadence (weekly vs every 2 months) and ratings volume (86 vs 22). Provo Library's advantage is device support (3 vs 1). 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.

Spine holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 22 and 86 respectively.

Provo Library ships an update every 2 months, Spine weekly. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Provo Library | Spine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (22 ratings)](https://appshunter.io/ios/app/provo-library/id1502429508/reviews) | **[5.0 (86 ratings)](https://appshunter.io/ios/app/spine-book-tracker/id6759875368/reviews)** |
| Number of ratings | 22 | **86** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | Free |
| Size | 41 MB | 42 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Provo City Library at Academy Square](https://appshunter.io/developer/1502429507) | [Tanner Flake](https://appshunter.io/developer/1810308106) |

## What reviewers say

### Provo Library

[App page](https://appshunter.io/ios/app/provo-library/id1502429508)

Access the Provo City Library's collection from your mobile device. Browse the catalog, place holds, manage your account, and discover new books and events.

**Highlights:** Browse library catalog, Place holds on items, Manage your library account, Discover new books, Find library events

**In-app purchases:** none


### Spine

[App page](https://appshunter.io/ios/app/spine-book-tracker/id6759875368)

Organize your reading life by creating tiered lists of books you've finished. Track your reading progress, see what friends are reading, and discover personalized recommendations.

**Highlights:** Create book tier lists, Track reading progress, Follow friends' reading habits, Discover personalized recommendations, Import Goodreads library, Log start and finish dates

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

**In-app purchases:** none


## Frequently asked questions

### Is Provo Library free?

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

### Is Spine free?

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

### Which has better reviews, Provo Library or Spine?

Spine is rated higher. Provo Library averages 4.2 out of 5 from 22 ratings, while Spine averages 5.0 from 86 ratings.

### Do Provo Library or Spine have ads?

Neither Provo Library nor Spine shows ads.

### Which is updated more often, Provo Library or Spine?

Provo Library ships an update every 2 months, and Spine weekly. Most recently, Provo Library was updated on November 3, 2026 and Spine on November 9, 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.*