# Readtivity vs Spines

The clearest difference is ads: Readtivity at none against Spines's shown. Spines's advantage is update cadence (weekly vs every 3 weeks) and iOS requirement (15.0 vs 26.1). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Readtivity sells 2 in-app purchases, starting at $1.99 per month and Spines sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

Readtivity ships an update every 3 weeks, Spines weekly. The most recent releases landed on September 24, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Readtivity | Spines |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 42.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | — | Freemium |
| Size | 13 MB | 76 MB |
| Requires iOS | 26.1 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Patrick Mifsud](https://appshunter.io/developer/1576653686) | [True Story Limited](https://appshunter.io/developer/1861475212) |

## What reviewers say

### Readtivity

[App page](https://appshunter.io/ios/app/readtivity-reading-tracker/id1576653684)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Yearly | $14.99 | per year |


### Spines

[App page](https://appshunter.io/ios/app/spines-book-scanner/id6757425414)

Effortlessly scan entire bookshelves to identify valuable books based on your personal preferences. This tool helps you discover hidden gems in second-hand shops and track books you want, love, or have acquired. It integrates with Goodreads and StoryGraph for tailored recommendations.

**Highlights:** Scan entire bookshelves at once, Discover hidden gems in second-hand shops, Spot books matching your reading taste, Track books you want, love, or have grabbed, Import from Goodreads or StoryGraph, Personalized recommendations

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spines Premium | $6.99 | per month |
| Spines Premium | $49.99 | per year |


## Frequently asked questions

### Is Readtivity free?

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

### Is Spines free?

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

### Do Readtivity or Spines have ads?

Spines shows ads; Readtivity does not.

### Which is updated more often, Readtivity or Spines?

Readtivity ships an update every 3 weeks, and Spines weekly. Most recently, Readtivity was updated on September 24, 2026 and Spines on September 22, 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.*