AI Buddy - Offline AI Chat

AI Buddy is a private AI chat and voice assistant that runs entirely on your Android device. Download a small language model once and use it forever — no accounts, no subscriptions, no cloud, no tracking, no ads. Ask questions, brainstorm ideas, draft messages, explain code, plan a trip, or just chat. Every reply is generated on your phone by a real large language model. Your conversations never leave the device. **What makes AI Buddy different** • 100% on-device inference — powered by Google's Gemma models via MediaPipe LLM Inference • Works fully offline once installed — perfect for airplane mode, travel, low-signal areas • Private by design — no analytics, no cloud, no external servers • Free forever — no subscriptions, no in-app purchases, no ads • Zero account setup — open the app and go **Chat** • Streaming replies token by token, exactly like the assistants you know • Markdown rendering — bold, lists, code blocks with syntax-friendly monospace • Copy any answer with one tap • Suggestion cards on the empty state to help you start **Voice mode** • Tap the microphone for a hands-free conversation • On-device speech recognition (no audio uploaded) • Natural text-to-speech reads answers back to you • Auto-continues the conversation after each reply — talk naturally **Conversations** • Automatic history with smart titles • Full-screen sidebar with instant search across every message • Pin important chats to the top • Delete anything at any time — you own your data **Choose your model** • Gemma 3 · 1B (recommended) — best speed and quality balance, ~530 MB • Gemma 2 · 2B — higher quality answers for flagship phones, ~2.5 GB • Swap models any time from Settings **Privacy that actually means something** AI Buddy does not: - Send your messages to any server - Track what you type or say - Require an account or email - Show ads or collect analytics - Need any permissions beyond microphone (for voice mode) and network (for the one-time model download) Your chats live in the app's private storage. Uninstall and every trace is gone. **Requirements** • Android 7.0 (API 24) or newer • arm64 device (any modern phone) • Roughly 1–2 GB free storage for the model • Wi-Fi for the one-time download **Use it for** • Studying and research • Writing emails, replies, and messages • Brainstorming and planning • Explaining tricky topics in plain language • Learning a new subject • Coding help and quick regex or shell tips • Practising a language • Any question you'd normally ask a cloud chatbot — but keep it private **Under the hood** AI Buddy uses Google's Gemma family of open-weight models with MediaPipe's LLM Inference runtime. Inference runs on your device's CPU or GPU depending on what performs best. No data ever leaves your phone. Keywords: offline AI, private AI, on-device AI, AI chatbot, AI assistant, voice AI, Gemma, LLM, chat AI, private chatbot, no internet AI, offline chatbot, AI without account, secure AI, local AI, edge AI, private assistant, ChatGPT alternative offline **Made for people who value privacy** If you've ever hesitated to type something into a cloud AI — health questions, work drafts, personal stuff — AI Buddy is for you. Ask anything, keep it all local. Get AI Buddy. Enjoy the assistant. Keep your data.