# Grayl vs Shelfii

The clearest difference is device support: Shelfii at 3 against Grayl's 1. Shelfii also leads on iOS requirement (13.0 vs 26.0). On price, 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.

## The numbers

| Metric | Grayl | Shelfii |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Size | 56 MB | 24 MB |
| Requires iOS | 26.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Joe Watts](https://appshunter.io/developer/1889216079) | [Matthew Morgan](https://appshunter.io/developer/1684925312) |

## What reviewers say

### Grayl

[App page](https://appshunter.io/ios/app/grayl/id6762560346)

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

**In-app purchases:** none


### Shelfii

[App page](https://appshunter.io/ios/app/shelfii-collection-tracker/id6785599069)

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

**In-app purchases:** none


## Frequently asked questions

### Is Grayl free?

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

### Is Shelfii free?

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

### Do Grayl or Shelfii have ads?

Neither Grayl nor Shelfii shows ads.

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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.*