# Model Usage vs omg.dev

The clearest difference is chart position: omg.dev at #109 against Model Usage's unranked. Model Usage's advantage is device support (6 vs 2). 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.

Model Usage ships an update every 3 days, omg.dev every 4 days. The most recent releases landed on September 16, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Model Usage | omg.dev |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 4 days |
| Best chart rank | — | **#109** |
| Size | 5 MB | 101 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad, Mac, Apple TV, Apple Watch, Vision Pro** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Rayan Khan](https://appshunter.io/developer/1863389662) | [Chun Hung Kok](https://appshunter.io/developer/1502052033) |

## What reviewers say

### Model Usage

[App page](https://appshunter.io/ios/app/model-usage/id6761831599)

**Features:** Apple Watch app, iMessage stickers

**In-app purchases:** none


### omg.dev

[App page](https://appshunter.io/ios/app/omgdev-claude-code-and-codex/id6800792515)

**Currently charting:** #109 Top Free · Developer Tools (US App Store)

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

**In-app purchases:** none


## Frequently asked questions

### Is Model Usage free?

Model Usage is free to download, with no in-app purchases.

### Is omg.dev free?

omg.dev is free to download, with no in-app purchases.

### Do Model Usage or omg.dev have ads?

Neither Model Usage nor omg.dev shows ads.

### Which is updated more often, Model Usage or omg.dev?

Model Usage ships an update every 3 days, and omg.dev every 4 days. Most recently, Model Usage was updated on September 16, 2026 and omg.dev on September 30, 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.*