# RDI Motion Capture vs RDI Diamonds

The clearest difference is rating: RDI Diamonds at 5.0 against RDI Motion Capture's 1.0. RDI Diamonds also leads on update cadence (every 3 weeks vs every 5 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

RDI Diamonds holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

RDI Motion Capture ships an update every 5 months, RDI Diamonds every 3 weeks. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | RDI Motion Capture | RDI Diamonds |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/rdi-motion-capture/id6461419858/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rdi-diamonds/id6468219060/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 84 MB | 16 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [RDI ROBOTS TRADING L.L.C.](https://appshunter.io/developer/1702503064) | [Braintree Products Inc.](https://appshunter.io/developer/948197557) |

## What reviewers say

### RDI Motion Capture

[App page](https://appshunter.io/ios/app/rdi-motion-capture/id6461419858)

Record and replay realistic robot movements and facial expressions in real-time. Save captured motion data in video and CSV formats for detailed analysis and playback.

**Highlights:** Capture robot movements and expressions, Real-time recording and playback, Analyze body movements, Recognize facial expressions, Save tracks in video and CSV, Live and recording modes

**In-app purchases:** none


### RDI Diamonds

[App page](https://appshunter.io/ios/app/rdi-diamonds/id6468219060)

Access a vast inventory of over 8,000 certified natural and lab-grown diamonds. This business app offers advanced search tools, flexible stock programs, and 24/7 live inventory access to help jewelry professionals succeed.

**Highlights:** 8,000+ diamonds in inventory, Simple stock programs, Highest certification standards, Natural and lab-grown diamond inventory, Advanced search tool, 24/7 live inventory access

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RDI Motion Capture free?

RDI Motion Capture is free to download, with no in-app purchases.

### Is RDI Diamonds free?

RDI Diamonds is free to download, with no in-app purchases.

### Which has better reviews, RDI Motion Capture or RDI Diamonds?

RDI Diamonds is rated higher. RDI Motion Capture averages 1.0 out of 5 from 1 ratings, while RDI Diamonds averages 5.0 from 1 ratings.

### Do RDI Motion Capture or RDI Diamonds have ads?

Neither RDI Motion Capture nor RDI Diamonds shows ads.

### Which is updated more often, RDI Motion Capture or RDI Diamonds?

RDI Motion Capture ships an update every 5 months, and RDI Diamonds every 3 weeks. Most recently, RDI Motion Capture was updated on October 24, 2026 and RDI Diamonds on October 27, 2026.

---

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