# Rap Calculator — Diamond Rap Calculator

> Diamond price calculator using live global Rap prices and customizable parameters. (iPhone/iPad app by OOZEE TECHNOLOGIES.)

- Source: https://appshunter.io/ios/app/rap-calculator/id1390539004 (this page in markdown: same URL + `.md`)
- Developer: [OOZEE TECHNOLOGIES](https://appshunter.io/developer/1017657067)
- Category: Business, Utilities
- Price: Free
- Rating: 3.50/5 from 2 App Store ratings · 10 written reviews indexed
- Age rating: 4+
- Requires: iOS 10.0 · 32 MB
- Languages: American English, Hebrew, Hindi, Russian, Chinese (Simplified, China), Chinese (Traditional, Taiwan), Turkish
- Released: 2018-06-30
- Data updated: 2026-07-07
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/rap-calculator/id1390539004/reviews.md

## What is Rap Calculator?

Rap Calc fetch the live Global price (from Global site) so you can calculate the value of the diamond with your discount or back %.

It is very easy to use for Diamond Buyers, Manufacturers, Sellers and Brokers to calculate the price of the diamond.

With Rap Calc you can calculate the price of the diamond with different parameters like Shape, Color, Clarity and Carat.

Features
--------------------------------------
> Updates the Rap price list with one touch no need any details

> Calculates the value of the Diamond based on provided parameters

> Update the latest Global price every Friday by touching the update 

> Calculates the Less amount for broker based on the percentage given.

How to Use : 
--------------------------------------

> When you open Rap Calc first time on your mobile, you need to first update the global price of the diamonds. Please follow the below process. 
> Click on "UPDATE RAP" button at the top right corner of the application.
> On Update Global Price page you need to click on "YES, UPDATE PRICE" button. 
> That's it. Now you can see the latest global price of the diamonds.

## Key features

- Live global diamond pricing
- Calculate value by shape, color, clarity, carat
- One-touch Rap price list updates
- Calculate broker discounts
- Easy to use for buyers, manufacturers, sellers, brokers

## Recent user reviews (10 of 10)

All indexed reviews: https://appshunter.io/ios/app/rap-calculator/id1390539004/reviews.md

### 1/5 — Rap sync

*2025-07-22, version 2.0.5*

Not able to sync rap

### 1/5 — Not working properly

*2020-12-23, version 2.0.4*

Cant update my rapnet id password.
Good effort, but clear bugs...

### 1/5 — Old version

*2020-08-27, version 2.0.4*

Your last old version was much good than your new version 
This version ask for rapnet id without rapnet id you did not work on it
But your last version free to use no rapnet id required 
If you remove that requirments everyone  use it freely

### 1/5 — Rap sync issue

*2020-01-05, version 2.0.4*

Whats the point of asking for Rap user name and password? if i had one why would i download the app

### 4/5 — Issue

*2019-12-07, version 2.0.4*

Hi for now your app is asking for rapnet username password before it wasn’t like this why like this now? 
If we have username password for rapnet then there is no reason to use this app. Please try to make it easy like before 

Thanks

### 3/5 — Problem

*2019-12-06, version 2.0.4*

Hello 
I hv some problem face too used this app after new update... can’t see any result after feeling all details

### 5/5 — Good work

*2019-07-05, version 2.0.1*

Hey guys its really great you developed this kind of app...genrally in diamomd market its very handy rather than use manual calc :P

Keep it up...

### 5/5 — Grate

*2019-05-16, version 2.0*

Superb app for who those work with diamond industry and end user of diamond

### 5/5 — Very nice brother thankyou

*2019-03-28, version 1.0*

Easy to calculate and auto update of rap price  very nice

### 2/5 — Calculator

*2018-07-22*

is good but stone shape not understood just sort cuts

## Frequently asked questions about Rap Calculator

### How do I update the Rap price list in Rap Calculator?

To update the global price list in Rap Calculator, tap the "UPDATE RAP" button in the top right corner. Then, on the Global Price Update page, confirm by tapping "YES, UPDATE PRICE".

### What parameters can I use to calculate diamond value in Rap Calculator?

Rap Calculator allows you to calculate diamond value based on Shape, Color, Clarity, and Carat. You can also factor in your discount or back percentage.

### Is Rap Calculator suitable for calculating broker discounts?

Yes, Rap Calculator can calculate the less amount for brokers based on a percentage you provide. This helps in determining the final price for intermediaries.

### How often is the global diamond price updated in Rap Calculator?

The latest global price is updated every Friday. You can refresh this information by touching the update button within the application.

### What devices is Rap Calculator compatible with?

Rap Calculator is designed for Apple devices, including iPhone, iPad, and iPod. It is available for iOS.

### What is the age rating for Rap Calculator?

Rap Calculator has an age rating of 4+, making it suitable for a wide range of users, including younger individuals involved in the diamond trade.

### Does Rap Calculator have ads?

No, Rap Calculator does not contain advertisements. It provides a clean user experience without interruptions.

### How does Rap Calculator compare to other diamond pricing tools?

Rap Calculator focuses on providing live global Rap prices and a straightforward calculation process for diamond buyers, manufacturers, sellers, and brokers, with easy updates.

## Version history (last 5 releases)

### 2.0.5 — 2021-09-21

-Minor Bug Fixed.

### 2.0.4 — 2019-12-03

- Minor Bug Fixes.

### 2.0.3 — 2019-08-28

- New Language added: Hebrew, Russian, Turkish
- Performance and Stability improved.

### 2.0.2 — 2019-08-21

- Report Add New Option for Less Condition calculate on total value .
- Add manually Price Or Per Cts Price and Discount will be Calculate automatically.
- Add New Function for Report ERROR and Suggestion.
- Performance Improved.

### 2.0.1 — 2019-05-24

- Performance Improvement

## Apps similar to Rap Calculator

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Rapaport Trade (RapNet)](https://appshunter.io/ios/app/rapaport-trade-rapnet/id530519916) | 4.0 (330) | Free | Business |
| [DPL Calculator](https://appshunter.io/ios/app/dpl-calculator/id1522203901) | 5.0 (1) | Free | Business |
| [DTC USA](https://appshunter.io/ios/app/dtc-usa/id1265267788) | 5.0 (7) | Free | Business |
| [GemGuide Pricing](https://appshunter.io/ios/app/gemguide-pricing/id1206021506) | 3.3 (6) | Free | Business |
| [VENUS JEWEL](https://appshunter.io/ios/app/venus-jewel/id1243552281) | 5.0 (1) | Free | Business |
| [Malca-Amit](https://appshunter.io/ios/app/malca-amit/id964682500) | 4.0 (3) | Free | Business |

## More apps by OOZEE TECHNOLOGIES

- [Gurukrupa Exports](https://appshunter.io/ios/app/gurukrupa-exports/id1047658832)
- [BizDesk - Diamond Broker](https://appshunter.io/ios/app/bizdesk-diamond-broker/id1271068666)
- [AaryaGST](https://appshunter.io/ios/app/aaryagst/id1286330335)
- [Dirgh Diamond Pvt Ltd](https://appshunter.io/ios/app/dirgh-diamond-pvt-ltd/id1324898369)
- [SHRIHK DIAM LLP](https://appshunter.io/ios/app/shrihk-diam-llp/id1398799234)

All apps by OOZEE TECHNOLOGIES: https://appshunter.io/developer/1017657067

## Related topics

[rapaport](https://appshunter.io/ios/topics/rapaport)

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-07.*