# Stone Identifier vs Rock Gem Crystal Identifier

The clearest difference is rating: Stone Identifier at 4.8 against Rock Gem Crystal Identifier's 1.0. Stone Identifier also leads on ratings volume (21 vs 1) and device support (3 vs 1). Rock Gem Crystal Identifier's advantage is in-app purchases (none vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Stone Identifier sells 2 in-app purchases, starting at $4.99 per 7 days. Rock Gem Crystal Identifier asks for nothing beyond the download.

Stone Identifier holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: Stone Identifier has 21 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | Stone Identifier | Rock Gem Crystal Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (21 ratings)](https://appshunter.io/ios/app/stone-identifier-gemstone-id/id6742487438/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/rock-gem-crystal-identifier/id6745550607/reviews) |
| Number of ratings | **21** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 13 MB | 3 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Edgerzhon Khomidov](https://appshunter.io/developer/1780610144) | [Benefit Virtue Technologies Limited](https://appshunter.io/developer/1707508178) |

## What reviewers say

### Stone Identifier

[App page](https://appshunter.io/ios/app/stone-identifier-gemstone-id/id6742487438)

Instantly identify rocks and minerals by taking a photo. Get detailed information on composition, origin, and geological background. Save your findings and expand your knowledge of the natural world.

**Highlights:** AI-powered rock recognition, Instant photo identification, Detailed analysis of stones, Scan history for saved items, User-friendly interface, Educational resource for geology

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stone identifier Pro | $4.99 | per 7 days |
| Stone identifier Pro Trial | $4.99 | per 7 days |


### Rock Gem Crystal Identifier

[App page](https://appshunter.io/ios/app/rock-gem-crystal-identifier/id6745550607)

Instantly identify rocks, gems, and crystals using AI. Get detailed information on their properties, origin, and rarity. Save your discoveries and learn the stories behind your collection.

**Highlights:** AI-powered stone recognition, Detailed stone profiles, Information on properties, rarity, and origin, Personal collection management, Identification history, Privacy-focused data storage

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

**In-app purchases:** none


## Frequently asked questions

### Is Stone Identifier free?

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

### Is Rock Gem Crystal Identifier free?

Rock Gem Crystal Identifier is free to download, with no in-app purchases.

### Which has better reviews, Stone Identifier or Rock Gem Crystal Identifier?

Stone Identifier is rated higher. Stone Identifier averages 4.8 out of 5 from 21 ratings, while Rock Gem Crystal Identifier averages 1.0 from 1 ratings.

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

Neither Stone Identifier nor Rock Gem Crystal Identifier 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.*