# SkyLab Diamond vs RDI Diamonds

The clearest difference is rating: RDI Diamonds at 5.0 against SkyLab Diamond's 4.2. RDI Diamonds also leads on iOS requirement (13.0 vs 15.0). SkyLab Diamond's advantage is ratings volume (5 vs 1). On price, update cadence, 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 4.2. That said, the two scores are not equally well evidenced: SkyLab Diamond has 5 ratings behind it against 1, so its average is the more settled of the two.

SkyLab Diamond ships an update every 10 days, RDI Diamonds every 3 weeks. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SkyLab Diamond | RDI Diamonds |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (5 ratings)](https://appshunter.io/ios/app/skylab-diamond/id1534936741/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rdi-diamonds/id6468219060/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 3 weeks |
| Monetization | Free | — |
| Size | 54 MB | 16 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [SkyLab Diamond](https://appshunter.io/developer/1534936743) | [Braintree Products Inc.](https://appshunter.io/developer/948197557) |

## What reviewers say

### SkyLab Diamond

[App page](https://appshunter.io/ios/app/skylab-diamond/id1534936741)

This app provides businesses with access to premium lab-grown diamonds and fine jewelry. It offers a wide selection of cuts, sizes, and grades, emphasizing quality, sustainability, and ethical sourcing. Partner with them to enhance your product collections with confidence.

**Highlights:** Premium lab-grown diamonds, Wide range of sizes and shapes, Fine jewelry collections, Sustainable and ethical sourcing, Customizable options for businesses, Exceptional craftsmanship

**Features:** Vision Pro support

**In-app purchases:** none


### RDI Diamonds

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SkyLab Diamond free?

SkyLab Diamond 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, SkyLab Diamond or RDI Diamonds?

RDI Diamonds is rated higher. SkyLab Diamond averages 4.2 out of 5 from 5 ratings, while RDI Diamonds averages 5.0 from 1 ratings.

### Do SkyLab Diamond or RDI Diamonds have ads?

Neither SkyLab Diamond nor RDI Diamonds shows ads.

### Which is updated more often, SkyLab Diamond or RDI Diamonds?

SkyLab Diamond ships an update every 10 days, and RDI Diamonds every 3 weeks. Most recently, SkyLab Diamond was updated on October 13, 2026 and RDI Diamonds on October 24, 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.*