# EGK MathLab vs Diamond identifier

The clearest difference is price: Diamond identifier at Free against EGK MathLab's $12.99. Diamond identifier also leads on iOS requirement (16.6 vs 18.5). EGK MathLab's advantage is in-app purchases (none vs 11). On ads and device support there is nothing between them.

Diamond identifier is free to download; EGK MathLab costs $12.99 up front. Diamond identifier sells 11 in-app purchases, starting at $7.99 per 7 days. EGK MathLab asks for nothing beyond the download.

## The numbers

| Metric | EGK MathLab | Diamond identifier |
| --- | --- | --- |
| Price | $12.99 | **Free** |
| Rating | — | **[4.3 (51 ratings)](https://appshunter.io/ios/app/diamond-identifier-ai-scan/id6752344101/reviews)** |
| Number of ratings | — | **51** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 4 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 25 MB |
| Requires iOS | 18.5 | **16.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Isaac Eng Gian Khor](https://appshunter.io/developer/1808933315) | [Abdullah YILMAZ](https://appshunter.io/developer/1636324967) |

## What reviewers say

### EGK MathLab

[App page](https://appshunter.io/ios/app/egk-mathlab/id6748509208)

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

**In-app purchases:** none


### Diamond identifier

[App page](https://appshunter.io/ios/app/diamond-identifier-ai-scan/id6752344101)

Instantly analyze gemstones using your phone's camera. Get AI-powered insights on diamond authenticity, lab-grown indicators, and quality characteristics. Generate shareable PDF reports for your records or transactions.

**Highlights:** AI-assisted gemstone identification, Diamond vs. moissanite guidance, Lab-grown stone indicators, Cut, color, and clarity cues, Shareable PDF reports, Gemstone vault for saving scans

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Diamond ID Weekly | $7.99 | per 7 days |
| Diamond ID Weekly | $9.99 | per 7 days |
| Diamond ID Monthly | $14.99 | per month |
| Diamond ID Yearly | $49.99 | per year |
| Diamond ID Yearly | $49.99 | per year |
| Diamond ID Yearly | $79.99 | per year |
| Diamond ID 5 Premium Credits | $3.99 | one-time |
| Diamond ID 20 Premium Credits | $9.99 | one-time |
| Diamond ID 75 Premium Credits | $24.99 | one-time |
| Diamond ID Premium Lifetime | $49.99 | one-time |
| Diamond ID 250 Premium Credits | $59.99 | one-time |


## Frequently asked questions

### Is EGK MathLab free?

EGK MathLab costs $12.99, with no in-app purchases.

### Is Diamond identifier free?

Diamond identifier is free to download, with in-app purchases available.

### Do EGK MathLab or Diamond identifier have ads?

Neither EGK MathLab nor Diamond 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.*