LiteChat: Offline AI Chat

Available Models: Gemma 4 E2B Gemma 4 E4B Gemma3n-E2B Gemma3n-E4B Phi-4-mini Qwen-2.5-1.5B ⚠️ Custom model import is NOT supported. You can only download and use models available inside the app. LiteChat is a fast, private, and fully offline AI chat app powered by on-device large language models (LLMs). No servers. No data collection. No internet required. Everything runs locally on your phone — 100% private, secure, and always available. Whether you're writing, learning, brainstorming, coding, or chatting for fun, LiteChat gives you an instant AI assistant that works anywhere — even in airplane mode. Why LiteChat? LiteChat is designed for users who want the power of modern AI without sacrificing privacy or relying on cloud services. Thanks to efficient on-device LLMs, the app delivers a fast and natural chat experience while keeping your conversations fully offline. Enjoy the benefits of AI anytime, anywhere — without subscriptions, logins, or hidden fees. 100% Private & Secure Your messages never leave your device. No account, no cloud, no tracking. All processing happens locally using optimized models based on the LiteRT-LM engine. Your data stays with you — always. Fast On-Device Performance LiteChat is optimized to run efficiently on modern Android devices. Get near-instant responses, smooth interactions, and reliable performance without waiting for servers or network stability. AI that works as fast as your phone. Download & Manage Models Easily Use the built-in Model Manager to: • Download different LLMs • Switch between models anytime • Redownload or remove models • See download progress, speed & status • View what’s stored on your device Choose the model that fits your needs — accuracy, speed, or size. Natural Conversations Ask anything — LiteChat responds naturally and intelligently: • Everyday questions • Creative writing • Learning & studying • Coding & tech help • Psychology & self-help • Recipes & travel ideas • Storytelling & poetry • Productivity tasks • Brainstorming & explanations Your personal offline AI companion. Beautiful & Simple UI LiteChat is built with a clean, modern interface: • Light & dark themes • Multiple UI languages • Smooth onboarding • Intuitive chat layout • History & saved sessions • Prompt suggestions • File attachment support • Voice input with TTS and STT (if available) Everything feels fast, simple, and comfortable to use. Multi-Language Support The app includes translations for many UI languages, including: 🇺🇦 Ukrainian 🇺🇸 English 🇪🇸 Spanish 🇩🇪 German 🇫🇷 French 🇵🇹 Portuguese 🇷🇺 Russian LiteChat adapts to your device automatically or lets you choose manually. Advanced Features • On-device model downloads • Hugging Face token support • Temperature control (creativity) • System prompt customization • Chat history search • Offline-only operation • Error explanations & helpful hints • Local TTS/voice input (if available on device) Perfect for both beginners and power users. Powered by LiteRT-LM LiteChat uses Google’s open-source LiteRT-LM technology, bringing on-device LLM inference to Android with high performance and low resource usage. This allows powerful AI interactions without needing the cloud. Modern AI — running right in your pocket. Made for Everyday Productivity LiteChat helps you with: • Writing messages, essays, emails • Generating ideas & brainstorming • Learning complex topics • Summarizing text • Getting explanations • Creating stories or poems • Practicing languages • Coding & debugging • Quick knowledge lookup (offline!) Your helpful AI assistant — always with you. Why users love LiteChat • Works offline anywhere • Completely private • Free to use • No signup required • Fast and lightweight • Powerful AI models • Simple, clean interface • Great for everyday tasks Start chatting offline today! Download LiteChat and enjoy the freedom of a private, offline AI assistant that works whenever you need it.