# Gem & Crystal Identifier vs Rock Identifier

The clearest difference is ads: Rock Identifier at none against Gem & Crystal Identifier's shown. Gem & Crystal Identifier's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 18.2). On price and in-app purchases there is nothing between them.

Both are free to download. Gem & Crystal Identifier sells 3 in-app purchases, starting at $2.99 per 7 days and Rock Identifier sells 2 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Gem & Crystal Identifier | Rock Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/gem-and-crystal-identifier/id6504153158/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 63 MB | 18 MB |
| Requires iOS | **14.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Code Stars](https://appshunter.io/developer/1751123919) | [Anul Agarwal](https://appshunter.io/developer/1515910661) |

## What reviewers say

### Gem & Crystal Identifier

[App page](https://appshunter.io/ios/app/gem-and-crystal-identifier/id6504153158)

Instantly identify rocks, gemstones, and crystals using just a photo. Explore a comprehensive database with detailed information and educational content. This user-friendly tool is perfect for collectors, students, or anyone curious about earth's treasures.

**Highlights:** Instant photo identification, Comprehensive gemstone database, Detailed educational content, Multilingual translation, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gem & Crystal Pro: Weekly Ad-Free | $2.99 | per 7 days |
| Gem & Crystal Pro: Monthly Ad-Free | $5.99 | per month |
| Gem & Crystal Pro: Yearly Ad-Free | $49.99 | per year |


### Rock Identifier

[App page](https://appshunter.io/ios/app/rock-identifier-stone-scan/id6754586821)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rock Identifier Weekly 1 | $3.99 | per 7 days |
| Rock Identifier Lifetime 1 | $29.99 | one-time |


## Frequently asked questions

### Is Gem & Crystal Identifier free?

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

### Is Rock Identifier free?

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

### Do Gem & Crystal Identifier or Rock Identifier have ads?

Gem & Crystal Identifier shows ads; Rock Identifier does not.

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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.*