# Diamond $ vs Omni SM

The clearest difference is price: Omni SM at Free against Diamond $'s $4.99. Omni SM also leads on update cadence (every 5 days vs every 4 months). Diamond $'s advantage is iOS requirement (13.0 vs 15.5). On ads, in-app purchases and device support there is nothing between them.

Omni SM is free to download; Diamond $ costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Diamond $ ships an update every 4 months, Omni SM every 5 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Diamond $ | Omni SM |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/diamond/id582250583/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 17.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 days** |
| Monetization | Paid | — |
| Size | 13 MB | 81 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Frank Jewel CO.,LTD](https://appshunter.io/developer/560038414) | [Federico Casadei](https://appshunter.io/developer/6786730282) |

## What reviewers say

### Diamond $

[App page](https://appshunter.io/ios/app/diamond/id582250583)

This app provides a comprehensive diamond price list, allowing users to calculate prices per carat, net prices, and diamond list prices. It offers multi-currency support, weekly market updates, and global accessibility with 12 languages.

**Highlights:** Diamond price calculator, Weekly market data updates, Multi-currency support, Global accessibility (14 currencies, 12 languages), Market news notifications, Contact diamond dealers (full version)

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

**In-app purchases:** none


### Omni SM

[App page](https://appshunter.io/ios/app/omni-sm/id6786730280)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Diamond $ free?

Diamond $ costs $4.99, with no in-app purchases.

### Is Omni SM free?

Omni SM is free to download, with no in-app purchases.

### Do Diamond $ or Omni SM have ads?

Neither Diamond $ nor Omni SM shows ads.

### Which is updated more often, Diamond $ or Omni SM?

Diamond $ ships an update every 4 months, and Omni SM every 5 days. Most recently, Diamond $ was updated on October 24, 2026 and Omni SM 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.*