# Model Usage vs LibarAI

The clearest difference is in-app purchases: Model Usage at none against LibarAI's 1. Model Usage also leads on device support (6 vs 3) and iOS requirement (17.0 vs 26.0). On price, update cadence and ads there is nothing between them.

Both are free to download. LibarAI sells 1 one-off in-app purchase. Model Usage asks for nothing beyond the download.

Model Usage ships an update every 3 days, LibarAI every 2 days. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Model Usage | LibarAI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | **Every 2 days** |
| Size | 5 MB | 15 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) | [Grzegorz Mackiewicz](https://appshunter.io/developer/1884291346) |

## 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


### LibarAI

[App page](https://appshunter.io/ios/app/libarai/id6792757885)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LiBarAI Pro | $4.99 | one-time |


## Frequently asked questions

### Is Model Usage free?

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

### Is LibarAI free?

LibarAI is free to download, with in-app purchases available.

### Do Model Usage or LibarAI have ads?

Neither Model Usage nor LibarAI shows ads.

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

Model Usage ships an update every 3 days, and LibarAI every 2 days. Most recently, Model Usage was updated on October 3, 2026 and LibarAI on October 7, 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.*