# Keystory vs Shelf

The clearest difference is iOS requirement: Keystory at 13.0 against Shelf's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Keystory ships an update every 3 weeks, Shelf every 5 weeks. The most recent releases landed on October 9, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Keystory | Shelf |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (7 ratings)](https://appshunter.io/ios/app/shelf/id1620828408/reviews)** |
| Number of ratings | — | **7** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | — | Ad-supported |
| Size | 137 MB | 40 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Keystory AB](https://appshunter.io/developer/1772671994) | [Beat Technology AS](https://appshunter.io/developer/433400941) |

## What reviewers say

### Keystory

[App page](https://appshunter.io/ios/app/keystory/id1616508407)

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

**In-app purchases:** none


### Shelf

[App page](https://appshunter.io/ios/app/shelf/id1620828408)

Access your personal library of purchased audiobooks and e-books. Read or listen anywhere, anytime, with or without an internet connection. Enjoy your collection without subscriptions or time limits.

**Highlights:** Access purchased audiobooks and e-books, Read or listen offline, No subscriptions or time limits, Bookmark and comment, Customize reading experience, Adjust playback speed, Sleep timer for audiobooks

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Keystory free?

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

### Is Shelf free?

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

### Do Keystory or Shelf have ads?

Neither Keystory nor Shelf shows ads.

### Which is updated more often, Keystory or Shelf?

Keystory ships an update every 3 weeks, and Shelf every 5 weeks. Most recently, Keystory was updated on October 9, 2026 and Shelf on October 25, 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.*