Bukai is a fast, elegant EPUB reader for iPhone and iPad. Import your .epub files, enjoy clean pages, and jump between chapters with a clear table of contents. Generate AI summaries for a chapter or the entire book—fully on your device. Prefer to listen? Let the app read aloud with a natural voice, adjustable speed, and a sleep timer. Your place is saved automatically so you can pick up right where you left off.

Privacy First

* AI runs on‑device, not in the cloud.
* Your books and summaries never leave your device.
* No accounts, no tracking, no ads.

Key Features

* Import .epub files with cover, title, and author.
* Clean, distraction‑free reading with smooth, native pages.
* Table of contents for quick chapter navigation.
* Read Aloud for page or chapter with adjustable speech rate.
* Sleep timer for bedtime listening.
* AI chapter summaries on demand (on‑device).
* AI full‑book summary with a combined overview (on‑device).
* Language options: auto detect or choose English.
* Automatic progress saving.
* Works offline after setup.

Made for EPUB

* Optimized for standard .epub files.
* Crisp text rendering and smooth scrolling.

Why Readers Love It

* Start reading in seconds after import.
* Summaries help with studying and review.
* Great for commutes and bedtime listening.