# GeoExplore vs Stone Identifier

The clearest difference is rating: GeoExplore at 5.0 against Stone Identifier's 4.3. GeoExplore also leads on in-app purchases (none vs 10) and ads (none vs shown). Stone Identifier's advantage is ratings volume (1.1K vs 1) and update cadence (every 3 months vs every 9 months). On price there is nothing between them.

Both are free to download. Stone Identifier sells 10 in-app purchases, starting at $2.99 per 7 days. GeoExplore asks for nothing beyond the download.

GeoExplore holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Stone Identifier has 1.1K ratings behind it against 1, so its average is the more settled of the two.

GeoExplore ships an update every 9 months, Stone Identifier every 3 months. The most recent releases landed on June 28, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | GeoExplore | Stone Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/geoexplore/id1450411553/reviews)** | [4.3 (1.1K ratings)](https://appshunter.io/ios/app/stone-identifier/id6443684085/reviews) |
| Number of ratings | 1 | **1.1K** |
| Positive reviews | — | 23.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 54 MB | 64 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Michael Brooks](https://appshunter.io/developer/526071845) | [Apps Labs](https://appshunter.io/developer/1648354195) |

## What reviewers say

### GeoExplore

[App page](https://appshunter.io/ios/app/geoexplore/id1450411553)

This app is a geological data logging toolset for recording information at various locations. It offers guided field trips with maps and detailed site information, along with a toolkit for notes, photos, and geological logging. Data can be shared via email.

**Highlights:** Geological data logging, Custom and guided field trips, Compass/clinometer tool, Graphic sedimentary logging, Audio, text notes, and photos, Rock type and glossary information, Data sharing via email

**Features:** macOS Compatibility

**In-app purchases:** none


### Stone Identifier

[App page](https://appshunter.io/ios/app/stone-identifier/id6443684085)

Instantly identify rocks, stones, gems, and crystals by taking a photo or uploading an image. Get accurate results in seconds with a rich database and user-friendly interface. Perfect for both geologists and enthusiasts.

**Highlights:** Identify Rocks, Gems, and Crystals, Accurate identification results, Fast and convenient tool, Extensive learning database, User-friendly interface, Record geological findings

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rock Identifier | $2.99 | per 7 days |
| Rock ID | $2.99 | per 7 days |
| Rock Identifier | $6.99 | per 7 days |
| Rock ID | $6.99 | per 7 days |
| Sale annual subscription | $9.99 | per year |
| Rock Identifier | $9.99 | per month |
| Stone ID | $14.99 | per month |
| Stone Identifier | $19.99 | per year |
| Rock ID | $19.99 | per year |
| Stone Identifier | $39.99 | per year |

**What reviewers like**

- ⭐ Accurate rock identification
- 🔍 Comprehensive mineral classification
- 👍 User-friendly interface

**What reviewers complain about**

- 🤔 Inconsistent or inaccurate results
- 💰 Paywall for full functionality
- 🚫 Limited free scans
- 📚 Inability to identify rare/mixed gems

**Reported bugs**

- Misidentifies known mineral samples
- Provides incorrect or confusing results

**Requested features**

- Expand free scan limit
- Improve accuracy and precision
- Add history/save feature
- Enhance identification for rare/mixed gems


## Frequently asked questions

### Is GeoExplore free?

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

### Is Stone Identifier free?

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

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

GeoExplore is rated higher. GeoExplore averages 5.0 out of 5 from 1 ratings, while Stone Identifier averages 4.3 from 1.1K ratings.

### Do GeoExplore or Stone Identifier have ads?

Stone Identifier shows ads; GeoExplore does not.

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

GeoExplore ships an update every 9 months, and Stone Identifier every 3 months. Most recently, GeoExplore was updated on June 28, 2026 and Stone Identifier on September 23, 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.*