# Cactus Chat — Local, private AI

> Offline, private AI chatbot for conversations and developer benchmarking. (iPhone/iPad app by Roman Shemet.)

- Source: https://appshunter.io/ios/app/cactus-chat/id6744444212 (this page in markdown: same URL + `.md`)
- Developer: [Roman Shemet](https://appshunter.io/developer/1782773354)
- Category: Developer Tools, Education
- Price: Free
- Rating: 4.80/5 from 4 App Store ratings · 4 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.1 · 43 MB
- Languages: American English
- Released: 2025-04-26
- Data updated: 2026-08-29
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/cactus-chat/id6744444212/reviews.md

## What is Cactus Chat?

Offline, private AI. 

Cactus Chat lets you talk to AI, directly on your phone. This means it's free, runs offline, and your data stays on your device.

If you're a developer, use Cactus to benchmark the latency and throughput of various LLMs.

## Key features

- Offline AI conversations
- Private data storage
- Developer LLM benchmarking
- Runs directly on device
- Free to use

## Recent user reviews (4 of 4)

All indexed reviews: https://appshunter.io/ios/app/cactus-chat/id6744444212/reviews.md

### 4/5 — How can I delete past conversations?

*2025-09-19*

How can I delete past conversations?

### 5/5 — Fantastic tool

*2025-05-02*

Highly recommend!

### 5/5 — Cactus just changed the game

*2025-05-02*

Just ran LLMs offline for the first time - didn’t even know this was possible. Absolutely wild. Everything ran smooth, fast, and locally. Total game changer for privacy and portability. Go Cactus!

### 5/5 — Cracked af

*2025-04-26*

Running AI privately on my phone 🤯 Game changer.

## Frequently asked questions about Cactus Chat

### Does Cactus Chat have ads?

No, Cactus Chat does not contain advertisements. It is a free application that runs offline and keeps your data private on your device.

### What devices does Cactus Chat support?

Cactus Chat is available for iPhone, iPad, and iPod devices. It is designed to run directly on your phone.

### How often is Cactus Chat updated?

The latest version is Cactus V1, and it was last updated on January 15, 2026. This indicates a recent update, suggesting ongoing development and support.

### What is the age rating for Cactus Chat?

Cactus Chat has an age rating of 4+, making it suitable for a wide range of users. This suggests content is generally appropriate for children.

### Is Cactus Chat free to use?

Yes, Cactus Chat is available for free. There are no in-app purchases or subscription fees required to use its core functionalities.

### What are the benefits of Cactus Chat for developers?

Developers can use Cactus Chat to benchmark the latency and throughput of various large language models (LLMs) directly on their devices, providing real-world performance data.

### How does Cactus Chat ensure user privacy?

Cactus Chat prioritizes privacy by running entirely offline and keeping all user data on the device. This means your conversations and interactions are not sent to any external servers.

### What is the user sentiment for Cactus Chat?

Based on the available data, Cactus Chat has a very positive user sentiment, with an average rating of 4.8 stars from 4 ratings.

## Version history (last 5 releases)

### Cactus V1 — 2026-01-15

Runs the new version of Cactus (v1.4)

### 1.2.1 — 2025-08-16

- Ability to change system prompt
- Underlying library version update

### 1.2.0 — 2025-07-26

- Support for Qwen 3! 
- Reasoning mode!

### 1.1.0 — 2025-06-12

- Select your hardware acceleration: CPU-only for battery efficiency or CPU+GPU for max. performance
- Faster inference
- UI redesign

VLM models coming soon!

### 1.0.2 — 2025-05-12

Fixing the app crashing when no models are installed

## Apps similar to Cactus Chat

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [ai.local](https://appshunter.io/ios/app/ailocal/id6741479958) | 3.6 (9) | Free | Developer Tools |
| [Local LLM Server](https://appshunter.io/ios/app/local-llm-server/id6757007308) | 3.7 (3) | Free | Developer Tools |
| [LLLM](https://appshunter.io/ios/app/lllm/id6749804212) | — | Free | Developer Tools |
| [Invoke - Local LLM Client](https://appshunter.io/ios/app/invoke-local-llm-client/id6749133236) | 3.3 (10) | Free | Developer Tools |
| [RunAnywhere](https://appshunter.io/ios/app/runanywhere/id6756506307) | 4.3 (4) | Free | Developer Tools |
| [Omnara: Claude & Codex Mobile](https://appshunter.io/ios/app/omnara-claude-and-codex-mobile/id6748426727) | 4.4 (35) | Free | Developer Tools |

## Related topics

[cactus ai](https://appshunter.io/ios/topics/cactus-ai)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-29.*