# xScale vs DiamondEyePro

The clearest difference is iOS requirement: xScale at 11.0 against DiamondEyePro's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

xScale ships an update every 3 months, DiamondEyePro every 4 months. The most recent releases landed on October 4, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | xScale | DiamondEyePro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/xscale/id6477849456/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free | Free |
| Size | 76 MB | 71 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [4D Mobile](https://appshunter.io/developer/1704596166) | [GemEx Systems](https://appshunter.io/developer/569632303) |

## What reviewers say

### xScale

[App page](https://appshunter.io/ios/app/xscale/id6477849456)

This app enhances the functionality of a portable digital scale, allowing users to connect via Bluetooth for real-time weight measurements. It supports multiple units and offers an intuitive interface for easy operation and calibration.

**Highlights:** Real-time weight display via Bluetooth, Support for kilograms and pounds, Smart device discovery and connection, User-friendly interface, In-app calibration wizard, Unmatched portability

**In-app purchases:** none


### 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


## Frequently asked questions

### Is xScale free?

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

### Is DiamondEyePro free?

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

### Do xScale or DiamondEyePro have ads?

Neither xScale nor DiamondEyePro shows ads.

### Which is updated more often, xScale or DiamondEyePro?

xScale ships an update every 3 months, and DiamondEyePro every 4 months. Most recently, xScale was updated on October 4, 2026 and DiamondEyePro on October 3, 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.*