# Rock Identifier | AI Scanner vs Rock Gem Crystal Identifier

The clearest difference is rating: Rock Identifier | AI Scanner at 4.3 against Rock Gem Crystal Identifier's 1.0. Rock Identifier | AI Scanner also leads on ratings volume (220 vs 1) and iOS requirement (13.0 vs 16.0). Rock Gem Crystal Identifier's advantage is in-app purchases (none vs 3) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Rock Identifier | AI Scanner sells 3 in-app purchases, starting at $7.99 per 7 days. Rock Gem Crystal Identifier asks for nothing beyond the download.

Rock Identifier | AI Scanner holds the better App Store score, 4.3 against 1.0. That said, the two scores are not equally well evidenced: Rock Identifier | AI Scanner has 220 ratings behind it against 1, so its average is the more settled of the two.

Rock Identifier | AI Scanner ships an update every 12 months, Rock Gem Crystal Identifier fortnightly. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Rock Identifier | AI Scanner | Rock Gem Crystal Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (220 ratings)](https://appshunter.io/ios/app/rock-identifier-ai-scanner/id6444720183/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/rock-gem-crystal-identifier/id6745550607/reviews) |
| Number of ratings | **220** | 1 |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Fortnightly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 154 MB | 3 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MyApps](https://appshunter.io/developer/1654400413) | [Benefit Virtue Technologies Limited](https://appshunter.io/developer/1707508178) |

## What reviewers say

### Rock Identifier | AI Scanner

[App page](https://appshunter.io/ios/app/rock-identifier-ai-scanner/id6444720183)

Instantly identify rocks, crystals, gemstones, and minerals by simply taking a photo. Access detailed information about over 6,000 stones and build your personal collection. Explore the natural world with this user-friendly AI-powered tool.

**Highlights:** AI rock identification by photo, Identify rocks, minerals, crystals, gemstones, Accurate recognition via machine learning, Build personal rock collection, Access in-depth stone information, Offline identification mode

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $7.99 | per 7 days |
| Stone Identifier Premium | $14.99 | per month |
| Stone Identifier Premium | $39.99 | per year |


### 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 Rock Identifier | AI Scanner free?

Rock Identifier | AI Scanner 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, Rock Identifier | AI Scanner or Rock Gem Crystal Identifier?

Rock Identifier | AI Scanner is rated higher. Rock Identifier | AI Scanner averages 4.3 out of 5 from 220 ratings, while Rock Gem Crystal Identifier averages 1.0 from 1 ratings.

### Do Rock Identifier | AI Scanner or Rock Gem Crystal Identifier have ads?

Rock Identifier | AI Scanner shows ads; Rock Gem Crystal Identifier does not.

### Which is updated more often, Rock Identifier | AI Scanner or Rock Gem Crystal Identifier?

Rock Identifier | AI Scanner ships an update every 12 months, and Rock Gem Crystal Identifier fortnightly. Most recently, Rock Identifier | AI Scanner was updated on October 14, 2026 and Rock Gem Crystal Identifier on October 6, 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.*