# Private AI Models vs LMChat

The clearest difference is in-app purchases: LMChat at none against Private AI Models's 3. Private AI Models's advantage is update cadence (fortnightly vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Private AI Models sells 3 in-app purchases, starting at $4.99 per month. LMChat asks for nothing beyond the download.

Private AI Models ships an update fortnightly, LMChat every 4 months. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Private AI Models | LMChat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/private-ai-models/id6754661513/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 70 MB | 26 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Nelson Lai](https://appshunter.io/developer/1477911199) | [GUOMING YAN](https://appshunter.io/developer/1818313860) |

## What reviewers say

### Private AI Models

[App page](https://appshunter.io/ios/app/private-ai-models/id6754661513)

Engage in AI conversations locally on your device without needing an internet connection or cloud servers. This app allows you to download and run various open AI models, keeping your data private and secure. Chat with documents, understand images, and utilize pre-built assistants for diverse tasks.

**Highlights:** Runs AI models entirely on your phone, Completely offline functionality, Chat with your documents (PDF, text, Markdown), Image understanding and analysis, Step-by-step reasoning visualization, Pre-built AI assistants, On-device text-to-speech

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $4.99 | per month |
| Pro Yearly | $19.99 | per year |
| Pro Lifetime | $39.99 | one-time |


### LMChat

[App page](https://appshunter.io/ios/app/lmchat-llm/id6759361605)

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

**In-app purchases:** none


## Frequently asked questions

### Is Private AI Models free?

Private AI Models is free to download, with in-app purchases available.

### Is LMChat free?

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

### Do Private AI Models or LMChat have ads?

Both Private AI Models and LMChat show ads.

### Which is updated more often, Private AI Models or LMChat?

Private AI Models ships an update fortnightly, and LMChat every 4 months. Most recently, Private AI Models was updated on October 29, 2026 and LMChat on October 25, 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.*