Cosiee: AI Companion

YKabanenko

About this app

Meet Cosiee — your personal AI companion that lives entirely on your device. 🤗

Create your own characters: give them a name, a personality, an attitude, a look. Then just... talk. 💬 Cosiee feels like texting a real person — replies arrive with natural pauses, typing indicators, and read receipts. Characters can share photos and voice clips with you, making every conversation feel alive. 📸🎧

**🔒 100% private, 100% on-device**
Cosiee runs Google's Gemma 4 AI model directly on your phone — no internet connection required after setup, no servers, no accounts, no data ever leaving your device. Your conversations are yours alone.

**✨ Key features**
- 🧑‍🎨 Create multiple unique AI companions with custom personalities
- 🎤 Chat by text, voice, or share photos
- 📩 Characters can send you photos and voice clips
- ⌨️ Human-like texting behavior
- 🧠 Persistent memory — companions remember your conversation history
- ✈️ Fully offline after the initial model download
- 🚫 No accounts, no subscriptions, no cloud