# Gemetrix vs Gemstone Identifier

The clearest difference is rating: Gemstone Identifier at 4.0 against Gemetrix's 2.2. Gemetrix's advantage is in-app purchases (none vs 2) and iOS requirement (10.3 vs 15.6). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Gemstone Identifier sells 2 in-app purchases, starting at $4.99 per 7 days. Gemetrix asks for nothing beyond the download.

Gemstone Identifier holds the better App Store score, 4.0 against 2.2. Both are backed by a comparable volume of ratings — 5 and 9 respectively.

## The numbers

| Metric | Gemetrix | Gemstone Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.2 (5 ratings)](https://appshunter.io/ios/app/gemetrix/id1363103077/reviews) | **[4.0 (9 ratings)](https://appshunter.io/ios/app/gemstone-identifier-diamond/id6742844565/reviews)** |
| Number of ratings | 5 | **9** |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | **Free** | Free with in-app purchases |
| Size | 18 MB | 13 MB |
| Requires iOS | **10.3** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [John Chapman](https://appshunter.io/developer/1363103076) | [Ganjina Zakirova](https://appshunter.io/developer/1783431612) |

## What reviewers say

### Gemetrix

[App page](https://appshunter.io/ios/app/gemetrix/id1363103077)

Control your smartphone camera's exposure, ISO, color temperature, and focus for both short-wave and long-wave UV illuminations. Compare captured images side-by-side or with a slider, and save them with clear labeling.

**Highlights:** UV illumination control (SWUV & LWUV), Adjustable exposure, ISO, color temperature, focus, Side-by-side image comparison, Image slider comparison, Save labeled images

**Features:** macOS Compatibility

**In-app purchases:** none


### Gemstone Identifier

[App page](https://appshunter.io/ios/app/gemstone-identifier-diamond/id6742844565)

Identify gemstones instantly by taking a photo. Get detailed analysis including composition, rarity, and value. Save your findings for future reference with this AI-powered tool.

**Highlights:** Instant gemstone identification via photo, Detailed gemstone analysis, Scan and save history, AI-powered precision, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gemstone Weekly Trial | $4.99 | per 7 days |
| Gemstone Weekly Pro | $4.99 | per 7 days |


## Frequently asked questions

### Is Gemetrix free?

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

### Is Gemstone Identifier free?

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

### Which has better reviews, Gemetrix or Gemstone Identifier?

Gemstone Identifier is rated higher. Gemetrix averages 2.2 out of 5 from 5 ratings, while Gemstone Identifier averages 4.0 from 9 ratings.

### Do Gemetrix or Gemstone Identifier have ads?

Neither Gemetrix nor Gemstone 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.*