# VaiChat Private AI Chat LLM — AI Chat with private local LLM

> AI Chat with private local LLM (iPhone/iPad app by Hoan Ngo.)

- Source: https://appshunter.io/ios/app/vaichat-private-ai-chat-llm/id6755426406 (this page in markdown: same URL + `.md`)
- Developer: [Hoan Ngo](https://appshunter.io/developer/1002940962)
- Category: Utilities, Productivity
- Price: Free
- Age rating: 9+
- Requires: iOS 17.6 · 106 MB
- Languages: American English, French (France), German (Germany), Hindi, Indonesian, Japanese, Korean, Brazilian Portuguese, Russian, Chinese (Simplified, China) and 3 more
- Released: 2025-11-19
- Data updated: 2026-08-23
- User reviews in markdown: https://appshunter.io/ios/app/vaichat-private-ai-chat-llm/id6755426406/reviews.md

## What is VaiChat Private AI Chat LLM?

VaiChat – Private Local AI Chat

VaiChat is a fully private, on-device AI chat application designed for speed, security, and customization. All processing happens locally on your device, ensuring your data never leaves your control.

Key Features:

Fully On-Device: All AI processing runs locally on your device for maximum privacy. No internet connection is required for core functionality.

Private Local AI Chatbot: Interact with advanced on-device language models without sending your data to external servers.

Highly Customizable: Personalize themes, fonts, and system prompts to match your style.

Optimized Performance: Engineered for fast, efficient operation on Apple silicon.

Flexible Model Support: The app supports a wide range of open-source on-device language models. You can load and manage compatible model files directly within the app.

Supported Model Types:

Models based on modern open-source LLM architectures

Lightweight and high-performance models for offline use

Large-scale reasoning-optimized models

Distilled and quantized variants for improved speed and memory efficiency


## Version history (last 2 releases)

### 3.3 — 2026-08-12

• Redesigned Set Up Your AI and model installation experience
• Expanded support for modern MLX and GGUF models
• Improved model downloading, progress tracking, and lifecycle management

### 3.0 — 2025-11-19

No release notes.

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## More apps by Hoan Ngo

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All apps by Hoan Ngo: https://appshunter.io/developer/1002940962

## Related topics

[vaichat private ai chat llm](https://appshunter.io/ios/topics/vaichat-private-ai-chat-llm) · [astrid ai client](https://appshunter.io/ios/topics/astrid-ai-client) · [chat llm](https://appshunter.io/ios/topics/chat-llm)

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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 2026-08-23.*