# Cactus Chat vs Atrium ACP Client

The clearest difference is iOS requirement: Cactus Chat at 15.1 against Atrium ACP Client's 26.2. On price, ads, in-app purchases and device support 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 | Cactus Chat | Atrium ACP Client |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/cactus-chat/id6744444212/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free | — |
| Size | 43 MB | 4 MB |
| Requires iOS | **15.1** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Roman Shemet](https://appshunter.io/developer/1782773354) | [Zabir Raihan](https://appshunter.io/developer/1890301412) |

## What reviewers say

### Cactus Chat

[App page](https://appshunter.io/ios/app/cactus-chat/id6744444212)

Engage in private conversations with an AI directly on your device. This application runs offline, ensuring your data remains secure and local. Developers can also utilize it to test and compare the performance of different large language models.

**Highlights:** Offline AI conversations, Private data storage, Developer LLM benchmarking, Runs directly on device, Free to use

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

**In-app purchases:** none


### Atrium ACP Client

[App page](https://appshunter.io/ios/app/atrium-acp-client/id6765783787)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cactus Chat free?

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

### Is Atrium ACP Client free?

Atrium ACP Client is free to download, with no in-app purchases.

### Do Cactus Chat or Atrium ACP Client have ads?

Neither Cactus Chat nor Atrium ACP Client 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.*