# DiamondEyePro vs Spider Eye

The clearest difference is update cadence: Spider Eye at every 3 weeks against DiamondEyePro's every 4 months. DiamondEyePro's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

DiamondEyePro ships an update every 4 months, Spider Eye every 3 weeks. The most recent releases landed on October 20, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | DiamondEyePro | Spider Eye |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/diamondeyepro/id6479329165/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 71 MB | 88 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [GemEx Systems](https://appshunter.io/developer/569632303) | [Park Spider, LLC](https://appshunter.io/developer/6785576765) |

## What reviewers say

### DiamondEyePro

[App page](https://appshunter.io/ios/app/diamondeyepro/id6479329165)

This app helps diamond dealers quickly identify and verify diamonds. It allows registration of diamonds and subsequent scanning to confirm authenticity. It can also check the condition of prongs on mounted diamonds.

**Highlights:** Diamond registration, Diamond scanning and verification, Prong condition check, Dealer-focused tool

**Features:** macOS Compatibility

**In-app purchases:** none


### Spider Eye

[App page](https://appshunter.io/ios/app/spider-eye/id6785576762)

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

**In-app purchases:** none


## Frequently asked questions

### Is DiamondEyePro free?

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

### Is Spider Eye free?

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

### Do DiamondEyePro or Spider Eye have ads?

Neither DiamondEyePro nor Spider Eye shows ads.

### Which is updated more often, DiamondEyePro or Spider Eye?

DiamondEyePro ships an update every 4 months, and Spider Eye every 3 weeks. Most recently, DiamondEyePro was updated on October 20, 2026 and Spider Eye on October 25, 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.*