Your personal AI assistant that runs entirely on your phone — no internet connection, no cloud servers, no account required. Every conversation stays on your device. Period.
✈️ WORKS IN AIRPLANE MODE
Download an AI model once, then chat anytime, anywhere — even without internet. On a plane, in the subway, off the grid. Cortis just works.
🔒 TRULY PRIVATE
Unlike ChatGPT, Claude, or Gemini, your conversations never leave your phone. No data is sent to any server. No analytics. No tracking. Your words are yours alone.
🤖 POWERFUL AI MODELS
Choose from 15+ AI models including Llama, Gemma, Qwen, Mistral, and language-optimized models for 10 languages — all running directly on your device.
💬 REAL CONVERSATIONS
• Real-time streaming responses — just like ChatGPT
• Full Markdown support (code blocks, lists, tables)
• 6 AI personas — writer, coder, tutor, researcher & more
• Conversation history saved locally
🌍 YOUR LANGUAGE, YOUR AI
Dedicated models optimized for Turkish, Chinese, Japanese, Korean, Arabic, German, French, Spanish & Russian. Not just translated — natively trained.
💰 NO SUBSCRIPTION. EVER.
ChatGPT Plus: $240/year. Cortis Pro: $14.99 once.
Start free with 3 models. Upgrade once, keep forever.
🖥️ CONNECT YOUR PC (Pro)
Connect to Ollama or LM Studio on your local network and access 70B+ models running on your desktop — from your phone.
Built by an indie developer who believes AI should be private, accessible, and affordable. No VC funding. No data farming. Just great software.
Date de mise à jour
4 apl 2026