# Model Usage vs Codexex

The clearest difference is update cadence: Model Usage at every 3 days against Codexex's fortnightly. Model Usage also leads on device support (6 vs 3) and iOS requirement (17.0 vs 26.0). On price, 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, Codexex fortnightly. The most recent releases landed on September 3, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Model Usage | Codexex |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | — | Free |
| Size | 5 MB | 4 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | **iPhone, iPad, Mac, Apple TV, Apple Watch, Vision Pro** | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Rayan Khan](https://appshunter.io/developer/1863389662) | [Gyorgy Bolyki](https://appshunter.io/developer/1877639756) |

## 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


### Codexex

[App page](https://appshunter.io/ios/app/codexex/id6762058457)

This utility provides a clear overview of your Codex usage on iPhone and iPad. It displays 5-hour and weekly usage, reset times, historical data, and pace forecasts. Preview mode allows you to check layouts before signing in.

**Highlights:** 5-hour and weekly usage display, Reset timing information, Peaks/Cycle/Month history, Pace and forecast hints, Preview Mode sample data, Quick refresh controls

**Features:** 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 Codexex free?

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

### Do Model Usage or Codexex have ads?

Neither Model Usage nor Codexex shows ads.

### Which is updated more often, Model Usage or Codexex?

Model Usage ships an update every 3 days, and Codexex fortnightly. Most recently, Model Usage was updated on September 3, 2026 and Codexex on September 21, 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.*