MintBook AI

MintBook AI is an intelligent eBook reader that combines a seamless reading experience with powerful AI translation — all in one app. Read Any Format Open and read EPUB, PDF, and TXT files with a beautiful, distraction-free reader. Import books from the Files app, iCloud Drive, or transfer wirelessly via Wi-Fi. AI-Powered Translation Select any text while reading and get instant AI translation. MintBook AI breaks down translations into three helpful parts: • Full sentence translation • Difficult vocabulary with definitions • Example sentences for context Bring Your Own AI Use your own OpenAI (GPT) or Anthropic (Claude) API key for translation. Your keys are stored securely in the iOS Keychain — never on our servers. Designed for Every Device Optimized for both iPhone and iPad. On iPhone, translations appear in a convenient bottom sheet. On iPad, enjoy a side-by-side panel for uninterrupted reading. Customize Your Reading • Adjustable font size, family, and line spacing • Light, Dark, and Sepia themes • Page curl, slide, and fade page transitions • Bookmarks and reading progress tracking Privacy First Your data stays on your device. The only network requests are your translation API calls — nothing else leaves your phone.