VaiChat Private AI Chat LLM

Run AI on your iPhone with local MLX and GGUF models. Chat offline, search your documents, use voice, and connect to model servers on your network.

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