# Model Usage vs DevFob

The clearest difference is device support: Model Usage at 6 against DevFob's 2. On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

## The numbers

| Metric | Model Usage | DevFob |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 days | — |
| Size | 5 MB | 6 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac, Apple TV, Apple Watch, Vision Pro** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Rayan Khan](https://appshunter.io/developer/1863389662) | [Sarwar Chahal](https://appshunter.io/developer/6779571503) |

## 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


### DevFob

[App page](https://appshunter.io/ios/app/devfob/id6779571201)

**Features:** macOS Compatibility, Apple Watch app, 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 DevFob free?

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

### Do Model Usage or DevFob have ads?

Neither Model Usage nor DevFob shows ads.

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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.*