Best private AI chat apps for Android in 2026

Privacy-first AI chat on Android breaks into two camps: apps that promise not to read your messages, and apps that genuinely cannot. This list focuses on the second camp — local inference, no cloud round-trip.

The shortlist

1. LlamaBox — CPU-default offline chat for Android 7+ arm64. GGUF models, no GPU dependency, vision support.
2. PocketPal AI — Open-source GGUF chat with optional GPU layers. Great for users comfortable side-loading and tuning.
3. MLC Chat — Reference app for MLC LLM compiled models. Fast on supported hardware; narrower model selection.
4. Duck.ai / Venice AI — Privacy-oriented cloud assistants. Not local, but marketed as privacy-first.

What to check before trusting “private”

• Does inference happen on-device or on a server?
• Is there an account requirement?
• Are telemetry / crash reports opt-out or opt-in?
• Can the app work in airplane mode after setup?

LlamaBox’s angle

We do not ask for trust; we remove the need for it. CPU-default inference means LlamaBox runs on the widest range of Android devices, including phones without working accelerated compute. CPU remains the default, acceleration is experimental, and chat inference has no cloud endpoint.

Get started: how to run an LLM on Android · install from Google Play.

← All posts