# DiamondMaster vs Diamond Trading Center

The clearest difference is in-app purchases: Diamond Trading Center at none against DiamondMaster's 4. Diamond Trading Center also leads on iOS requirement (7.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. DiamondMaster sells 4 in-app purchases, starting at $6.99 per 7 days. Diamond Trading Center asks for nothing beyond the download.

DiamondMaster ships an update every 5 weeks, Diamond Trading Center every 6 weeks. Both last shipped on November 6, 2026.

## The numbers

| Metric | DiamondMaster | Diamond Trading Center |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/diamond-trading-center/id1016931420/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 23 MB | 12 MB |
| Requires iOS | 16.4 | **7.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wayne D. Prentice, G.G.](https://appshunter.io/developer/447221422) | [Roei Kashi Production](https://appshunter.io/developer/301382580) |

## What reviewers say

### DiamondMaster

[App page](https://appshunter.io/ios/app/diamondmaster/id447221419)

This app provides wholesale reference values for diamonds, allowing professionals to compare classifications and adjust pricing based on various exchange units. Explore the '8 C's' and 27 different cost units, including currencies, precious metals, and cryptocurrencies, to understand diamond valuation across time and economic shifts.

**Highlights:** Explore the '8 C's' of diamonds, Compare values across 27 cost units, Analyze natural and lab-grown diamonds, Track 1-year and 5-year value changes, Adjust pricing with Global Value Adjuster, Supports 12 currencies, precious metals, and crypto

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Wholesale "Bright List" 1 wk. | $6.99 | per 7 days |
| Wholesale "Bright List" 1 mo. | $24.99 | per month |
| Wholesale "Bright List" 6 mo. | $109.99 | per 6 months |
| Wholesale "Bright List" 1 yr. | $199.99 | per year |


### Diamond Trading Center

[App page](https://appshunter.io/ios/app/diamond-trading-center/id1016931420)

Access a wholesale diamond and jewelry inventory with detailed images, certificates, and 3D views. Connect directly with a manufacturer offering personalized service for local and international clients.

**Highlights:** Full inventory with images, Certificates and 3D views, Direct contact options, Specializes in larger sizes and fancy shapes, Wide color range

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

**In-app purchases:** none


## Frequently asked questions

### Is DiamondMaster free?

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

### Is Diamond Trading Center free?

Diamond Trading Center is free to download, with no in-app purchases.

### Do DiamondMaster or Diamond Trading Center have ads?

Neither DiamondMaster nor Diamond Trading Center shows ads.

### Which is updated more often, DiamondMaster or Diamond Trading Center?

DiamondMaster ships an update every 5 weeks, and Diamond Trading Center every 6 weeks. Most recently, DiamondMaster was updated on November 6, 2026 and Diamond Trading Center on November 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*