# Rock Identifier vs Stone Identifier

The clearest difference is review sentiment: Stone Identifier at 100% against Rock Identifier's 0%. Stone Identifier also leads on rating (4.9 vs 4.6) and update cadence (every 2 weeks vs monthly). Rock Identifier's advantage is iOS requirement (13.4 vs 16). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Rock Identifier sells 2 in-app purchases, starting at $6.99 per 7 days and Stone Identifier sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Stone Identifier holds the better App Store score, 4.9 against 4.6. Both are backed by a comparable volume of ratings — 36 and 27 respectively. Written reviews point the same way: 0% of Rock Identifier's written reviews are positive against 100% of Stone Identifier's.

Rock Identifier ships an update monthly, Stone Identifier every 2 weeks. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Rock Identifier | Stone Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (36 ratings)](https://appshunter.io/ios/app/rock-identifier-stone-value/id6736365953/reviews) | **[4.9 (27 ratings)](https://appshunter.io/ios/app/stone-identifier-gem-id/id6738606840/reviews)** |
| Number of ratings | **36** | 27 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 56 MB | 26 MB |
| Requires iOS | **13.4** | 16 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Berkay Gemici](https://appshunter.io/developer/1761248495) | [Umut Bozdag](https://appshunter.io/developer/1767232549) |

## What reviewers say

### Rock Identifier

[App page](https://appshunter.io/ios/app/rock-identifier-stone-value/id6736365953)

Instantly identify crystals, gemstones, and minerals with AI. Snap a photo to learn about a stone's type, rarity, value, and spiritual meanings. Explore the world of geology with this easy-to-use educational tool.

**Highlights:** AI-powered stone identification, Instant analysis of crystals and gems, Detailed insights on properties and meanings, Easy-to-use photo interface, Information on rarity and value

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $6.99 | per 7 days |
| Yearly Pro | $39.99 | per year |


### Stone Identifier

[App page](https://appshunter.io/ios/app/stone-identifier-gem-id/id6738606840)

Instantly identify stones, gems, fossils, and minerals with an AI-powered scanner. Learn about their properties, origins, and even metaphysical uses. Build a personal collection of your discoveries.

**Highlights:** Instant AI stone identification, Detailed information on 4000+ stone types, Learn about formation, properties, and origins, Personal digital stone collection, Expert AI chat for stone inquiries, Ad-free premium experience

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stone ID - Pro - Weekly | $3.99 | per 7 days |
| Stone ID - Pro - Monthly | $9.99 | per month |
| Stone ID - Pro - Annual | $24.99 | per year |


## Frequently asked questions

### Is Rock Identifier free?

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

### Is Stone Identifier free?

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

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

Stone Identifier is rated higher. Rock Identifier averages 4.6 out of 5 from 36 ratings, while Stone Identifier averages 4.9 from 27 ratings.

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

Neither Rock Identifier nor Stone Identifier shows ads.

### Which is updated more often, Rock Identifier or Stone Identifier?

Rock Identifier ships an update monthly, and Stone Identifier every 2 weeks. Most recently, Rock Identifier was updated on October 24, 2026 and Stone Identifier on October 22, 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.*