# Gem, Stone, & Rock Identifier vs GemDetector App

The clearest difference is in-app purchases: GemDetector App at none against Gem, Stone, & Rock Identifier's 2. GemDetector App also leads on iOS requirement (15.1 vs 17.5). On price, ads and device support there is nothing between them.

Both are free to download. Gem, Stone, & Rock Identifier sells 2 in-app purchases, starting at $2.99 per 7 days. GemDetector App asks for nothing beyond the download.

## The numbers

| Metric | Gem, Stone, & Rock Identifier | GemDetector App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Size | 2 MB | 23 MB |
| Requires iOS | 17.5 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Black Cigar Apps, LLC](https://appshunter.io/developer/552986097) | [Viktoria Fiesinger](https://appshunter.io/developer/1893294360) |

## What reviewers say

### Gem, Stone, & Rock Identifier

[App page](https://appshunter.io/ios/app/gem-stone-and-rock-identifier/id6744628765)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $2.99 | per 7 days |
| Premium Features | $9.99 | per year |


### GemDetector App

[App page](https://appshunter.io/ios/app/gemdetector-app/id6762190481)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Gem, Stone, & Rock Identifier free?

Gem, Stone, & Rock Identifier is free to download, with in-app purchases available.

### Is GemDetector App free?

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

### Do Gem, Stone, & Rock Identifier or GemDetector App have ads?

Neither Gem, Stone, & Rock Identifier nor GemDetector App 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.*