# iDiamonds vs GemGuide Pricing

The clearest difference is rating: iDiamonds at 5.0 against GemGuide Pricing's 3.3. iDiamonds also leads on update cadence (every 4 months vs every 69 months) and review sentiment (68% vs 40%). GemGuide Pricing's advantage is in-app purchases (none vs 1) and ratings volume (6 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. iDiamonds sells 1 in-app purchase, starting at $9.99 per month. GemGuide Pricing asks for nothing beyond the download.

iDiamonds holds the better App Store score, 5.0 against 3.3. That said, the two scores are not equally well evidenced: GemGuide Pricing has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 68% of iDiamonds's written reviews are positive against 40% of GemGuide Pricing's.

iDiamonds ships an update every 4 months, GemGuide Pricing every 69 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | iDiamonds | GemGuide Pricing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/idiamonds/id301382577/reviews)** | [3.3 (6 ratings)](https://appshunter.io/ios/app/gemguide-pricing/id1206021506/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | **68.4% of reviews** | 40.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 69 months |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 13 MB | 9 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Roei Kashi Production](https://appshunter.io/developer/301382580) | [Gemworld International, Inc.](https://appshunter.io/developer/1206021505) |

## What reviewers say

### iDiamonds

[App page](https://appshunter.io/ios/app/idiamonds/id301382577)

This app provides diamond professionals with quick access to Rapaport diamond prices. It features tools for calculating prices, downloading certificates, and generating reports, all without intrusive ads.

**Highlights:** Access Rapaport diamond prices, Color, clarity, shape, size picker, One-click GIA/HRD/IGI certificate download, Auction calculator with multi-tier support, Carat and percentage input for price calculation, Report and invoice generation, Currency converter

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iDiamonds Monthly Subscription | $9.99 | per month |


### 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 iDiamonds free?

iDiamonds 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, iDiamonds or GemGuide Pricing?

iDiamonds is rated higher. iDiamonds averages 5.0 out of 5 from 1 ratings, while GemGuide Pricing averages 3.3 from 6 ratings.

### Do iDiamonds or GemGuide Pricing have ads?

Neither iDiamonds nor GemGuide Pricing shows ads.

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

iDiamonds ships an update every 4 months, and GemGuide Pricing every 69 months. Most recently, iDiamonds was updated on October 23, 2026 and GemGuide Pricing on October 24, 2026.

---

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