# DiamondMaster vs GemGuide Pricing

The clearest difference is rating: DiamondMaster at 4.0 against GemGuide Pricing's 3.3. DiamondMaster also leads on review sentiment (75% vs 40%) and update cadence (every 5 weeks vs every 69 months). GemGuide Pricing's advantage is in-app purchases (none vs 4). On price, ratings volume, 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. GemGuide Pricing asks for nothing beyond the download.

DiamondMaster holds the better App Store score, 4.0 against 3.3. Both are backed by a comparable volume of ratings — 5 and 6 respectively. Written reviews point the same way: 75% of DiamondMaster's written reviews are positive against 40% of GemGuide Pricing's.

DiamondMaster ships an update every 5 weeks, GemGuide Pricing every 69 months. The most recent releases landed on September 19, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | DiamondMaster | GemGuide Pricing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (5 ratings)](https://appshunter.io/ios/app/diamondmaster/id447221419/reviews)** | [3.3 (6 ratings)](https://appshunter.io/ios/app/gemguide-pricing/id1206021506/reviews) |
| Number of ratings | 5 | **6** |
| Positive reviews | **75.0% of reviews** | 40.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 69 months |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 35 MB | 9 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wayne Prentice](https://appshunter.io/developer/447221422) | [Gemworld International, Inc.](https://appshunter.io/developer/1206021505) |

## What reviewers say

### DiamondMaster

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

This app provides wholesale diamond pricing and market analysis for professionals. It compares mined and lab-grown diamonds across multiple grading systems and currencies, offering insights into value appreciation and depreciation.

**Highlights:** Compares mined and lab-grown diamonds, Wholesale value comparisons, 13 mediums of exchange and 8 C's, 4 grading systems displayed simultaneously, Dimension guidelines for shapes and carat weights, Tracks value appreciation/depreciation, Global price adjuster

**Features:** macOS Compatibility

**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 |


### GemGuide Pricing

[App page](https://appshunter.io/ios/app/gemguide-pricing/id1206021506)

This app provides an independent, market-driven benchmark for wholesale pricing of gems and jewelry. Users can view individual stone prices in wholesale or retail and adjust markups. A subscription is required for full functionality.

**Highlights:** Wholesale gem pricing, Retail gem pricing, Individual stone price view, Markup control, Market-driven benchmark

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DiamondMaster free?

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

### Is GemGuide Pricing free?

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

### Which has better reviews, DiamondMaster or GemGuide Pricing?

DiamondMaster is rated higher. DiamondMaster averages 4.0 out of 5 from 5 ratings, while GemGuide Pricing averages 3.3 from 6 ratings.

### Do DiamondMaster or GemGuide Pricing have ads?

Neither DiamondMaster nor GemGuide Pricing shows ads.

### Which is updated more often, DiamondMaster or GemGuide Pricing?

DiamondMaster ships an update every 5 weeks, and GemGuide Pricing every 69 months. Most recently, DiamondMaster was updated on September 19, 2026 and GemGuide Pricing on June 1, 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.*