# Private AI Models vs Rai Persistent Terminal

The clearest difference is in-app purchases: Rai Persistent Terminal at none against Private AI Models's 3. Rai Persistent Terminal also leads on ads (none vs shown) and update cadence (every 3 days vs fortnightly). On price there is nothing between them.

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

Private AI Models ships an update fortnightly, Rai Persistent Terminal every 3 days. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Private AI Models | Rai Persistent Terminal |
| --- | --- | --- |
| 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 | **No** |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 70 MB | 23 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 12+ | 4+ |
| Developer | [Nelson Lai](https://appshunter.io/developer/1477911199) | [瑞艾科技](https://appshunter.io/developer/1325500279) |

## 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 |


### Rai Persistent Terminal

[App page](https://appshunter.io/ios/app/rai-persistent-terminal/id6757976794)

**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 Rai Persistent Terminal free?

Rai Persistent Terminal is free to download, with no in-app purchases.

### Do Private AI Models or Rai Persistent Terminal have ads?

Private AI Models shows ads; Rai Persistent Terminal does not.

### Which is updated more often, Private AI Models or Rai Persistent Terminal?

Private AI Models ships an update fortnightly, and Rai Persistent Terminal every 3 days. Most recently, Private AI Models was updated on October 29, 2026 and Rai Persistent Terminal on October 28, 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.*