# READDD vs StoryShelf

The clearest difference is in-app purchases: READDD at none against StoryShelf's 1. READDD also leads on update cadence (daily vs every 9 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. StoryShelf sells 1 one-off in-app purchase. READDD asks for nothing beyond the download.

READDD ships an update daily, StoryShelf every 9 days. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | READDD | StoryShelf |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (8 ratings)](https://appshunter.io/ios/app/storyshelf-book-tracker/id6749077813/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 9 days |
| Monetization | — | Free with in-app purchases |
| Size | 27 MB | 106 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Colibryx](https://appshunter.io/developer/1652362288) | [Zachary Pfaltzgraff](https://appshunter.io/developer/1827354016) |

## What reviewers say

### READDD

[App page](https://appshunter.io/ios/app/readdd/id6444109358)

**Features:** macOS Compatibility

**In-app purchases:** none


### StoryShelf

[App page](https://appshunter.io/ios/app/storyshelf-book-tracker/id6749077813)

Easily catalog your personal library, track reading progress, and discover new books. Save notes, ratings, and set reading goals. Connect with friends to share your literary journey.

**Highlights:** Scan book barcodes to add to library, Save notes, ratings, and reviews, Track reading progress and set goals, Monthly and yearly reading recaps, Connect with friends to view their books, Discover new book recommendations, Sync library across devices

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $1.99 | one-time |


## Frequently asked questions

### Is READDD free?

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

### Is StoryShelf free?

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

### Do READDD or StoryShelf have ads?

Neither READDD nor StoryShelf shows ads.

### Which is updated more often, READDD or StoryShelf?

READDD ships an update daily, and StoryShelf every 9 days. Most recently, READDD was updated on October 27, 2026 and StoryShelf on October 30, 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.*