# ARC Data Mobile vs Gem Identifier gemstone AI

The clearest difference is rating: ARC Data Mobile at 5.0 against Gem Identifier gemstone AI's 4.5. ARC Data Mobile also leads on in-app purchases (none vs 2). Gem Identifier gemstone AI's advantage is ratings volume (31 vs 1) and iOS requirement (12.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. Gem Identifier gemstone AI sells 2 in-app purchases, starting at $6.99 per 7 days. ARC Data Mobile asks for nothing beyond the download.

ARC Data Mobile holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Gem Identifier gemstone AI has 31 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | ARC Data Mobile | Gem Identifier gemstone AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/arc-data-mobile/id6474360355/reviews)** | [4.5 (31 ratings)](https://appshunter.io/ios/app/gem-identifier-gemstone-ai/id6504056802/reviews) |
| Number of ratings | 1 | **31** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 days |
| Monetization | **Free** | Free with in-app purchases |
| Size | 8 MB | 93 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Advanced Research Collection Technologies LLC](https://appshunter.io/developer/1721429279) | [Fulminare Holdings](https://appshunter.io/developer/1576822504) |

## What reviewers say

### ARC Data Mobile

[App page](https://appshunter.io/ios/app/arc-data-mobile/id6474360355)

Streamline archaeology research with this user-friendly app. Automatically transfer measurements via Bluetooth to reduce data entry and transcription errors. Export your findings directly to Excel for easy database integration.

**Highlights:** Bluetooth measurement transfer, Reduced data entry, Transcription error reduction, Excel data export, Customizable research parameters

**Features:** macOS Compatibility

**In-app purchases:** none


### Gem Identifier gemstone AI

[App page](https://appshunter.io/ios/app/gem-identifier-gemstone-ai/id6504056802)

Instantly identify rocks, gems, stones, and minerals using AI. Explore an extensive database, manage your collection, and learn geological facts. Features offline mode for on-the-go exploration.

**Highlights:** Instant AI rock identification, Extensive rock and mineral database, Educational insights and facts, Personal collection manager, Offline identification mode, User-friendly design for all levels

**Features:** macOS Compatibility

**In-app purchases (2)**

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


## Frequently asked questions

### Is ARC Data Mobile free?

ARC Data Mobile is free to download, with no in-app purchases.

### Is Gem Identifier gemstone AI free?

Gem Identifier gemstone AI is free to download, with in-app purchases available.

### Which has better reviews, ARC Data Mobile or Gem Identifier gemstone AI?

ARC Data Mobile is rated higher. ARC Data Mobile averages 5.0 out of 5 from 1 ratings, while Gem Identifier gemstone AI averages 4.5 from 31 ratings.

### Do ARC Data Mobile or Gem Identifier gemstone AI have ads?

Neither ARC Data Mobile nor Gem Identifier gemstone AI 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.*