Import Books: In the Library tab, tap the import button to add EPUB files from your device or iCloud Drive. All books stay solely on your local device.
Start Conversations: Tap any book to converse directly with it, or discuss highlights and quotes. Answers are grounded in the actual text of your book.
AI Services Configuration
Koham operates under a Bring Your Own Key (BYOK) model with no developer proxy servers. You configure your own API credentials directly from independent AI providers.
Text Chat: Supports OpenRouter, DeepSeek, Google AI Studio, and custom OpenAI-compatible endpoints. Your key is stored exclusively in Apple Keychain.
Live Voice: Supports Google AI Studio (Gemini Live) and Alibaba Cloud (Qwen Realtime). Microphone permission is requested only upon starting voice mode.