# Diamond Rap Calculator Lite vs GemGuide Pricing

The clearest difference is rating: Diamond Rap Calculator Lite at 5.0 against GemGuide Pricing's 3.3. Diamond Rap Calculator Lite also leads on monetization model (free vs subscription) and update cadence (every 4 days vs every 69 months). GemGuide Pricing's advantage is ratings volume (6 vs 1). On price, ads, in-app purchases and device support there is nothing between them.

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

Diamond Rap Calculator Lite 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.

Diamond Rap Calculator Lite ships an update every 4 days, GemGuide Pricing every 69 months. Both last shipped on November 2, 2026.

## The numbers

| Metric | Diamond Rap Calculator Lite | GemGuide Pricing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/diamond-rap-calculator-lite/id1152900377/reviews)** | [3.3 (6 ratings)](https://appshunter.io/ios/app/gemguide-pricing/id1206021506/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | — | 40.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 69 months |
| Monetization | **Free** | Subscription |
| Size | 17 MB | 9 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jagdish Khadela](https://appshunter.io/developer/1151901052) | [Gemworld International, Inc.](https://appshunter.io/developer/1206021505) |

## What reviewers say

### Diamond Rap Calculator Lite

[App page](https://appshunter.io/ios/app/diamond-rap-calculator-lite/id1152900377)

This app helps diamond industry professionals quickly calculate stone prices. It uses a Rap-based system to determine value based on shape, color, clarity, and discount. Users can easily input details to get Rap Value, Per Carat, and Total Price.

**Highlights:** Rap-based diamond price calculation, Calculate Rap Value, Per Carat, and Total Price, Input stone shape, carat, color, and clarity, Apply discount for accurate pricing, User-friendly interface for quick calculations

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 Diamond Rap Calculator Lite free?

Diamond Rap Calculator Lite is free to download, with no in-app purchases.

### Is GemGuide Pricing free?

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

### Which has better reviews, Diamond Rap Calculator Lite or GemGuide Pricing?

Diamond Rap Calculator Lite is rated higher. Diamond Rap Calculator Lite averages 5.0 out of 5 from 1 ratings, while GemGuide Pricing averages 3.3 from 6 ratings.

### Do Diamond Rap Calculator Lite or GemGuide Pricing have ads?

Neither Diamond Rap Calculator Lite nor GemGuide Pricing shows ads.

### Which is updated more often, Diamond Rap Calculator Lite or GemGuide Pricing?

Diamond Rap Calculator Lite ships an update every 4 days, and GemGuide Pricing every 69 months. Most recently, Diamond Rap Calculator Lite was updated on November 2, 2026 and GemGuide Pricing on November 2, 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.*