# Bukai — Local AI eBook Reader

> Local AI eBook Reader (iPhone/iPad app by 社桥 郑.)

- Source: https://appshunter.io/ios/app/bukai/id6754677532 (this page in markdown: same URL + `.md`)
- Developer: [社桥 郑](https://appshunter.io/developer/1530784065)
- Category: Books, Productivity
- Price: $4.99
- Age rating: 4+
- Requires: iOS 18.0 · 38 MB
- Languages: American English
- Released: 2025-11-02
- Data updated: 2026-08-25
- User reviews in markdown: https://appshunter.io/ios/app/bukai/id6754677532/reviews.md

## What is Bukai?

Bukai is a beautifully simple reader for EPUB and TXT—built for focus and powered by state-of-the-art, on-device AI that keeps every page personal. It uses a high-quality, self-developed parsing, layout, and rendering engine, with no dependency on any web browser.

Why readers choose Bukai

* EPUB & TXT support – Smooth reading for both formats, including very large TXT files with on-demand loading.
* AI Read Aloud – Natural narration with 100+ voices, including American & British female voices and Chinese female & male voices.
* AI Summaries – Clear, high-quality overviews of the current chapter or the entire book—great for grasping key ideas fast.
* Privacy by design – All intelligence runs locally on the device. No account, no ads, no data collection.
* Beautiful typography – Clean, uncluttered layouts that make long reading comfortable.
* Sleep timer – Set playback to stop automatically.

Made for focused reading

* Minimal, elegant interface that puts the text first.
* Fast, reliable performance from first page to last.

The on-device advantage

* Best-in-class AI features without sending content to servers—reading stays personal and secure, even offline.

Start the next chapter with Bukai: a reader that respects attention, time, and privacy.


## Version history (last 4 releases)

### 4.0 — 2025-11-25

* Polished UI for a smoother reading experience.
* Greatly improved EPUB performance across multiple scenarios.
* Enhanced reliability of reading progress.
* Further improved VoiceOver support.

### 3.0 — 2025-11-19

* Initial VoiceOver support for improved accessibility.
* Added options to customize the reading view background color and text color.
* Significantly optimized the underlying layout and rendering engine for smoother performance.
* Refined typography and layout for a more polished reading experience.
* Improved stability in several rare edge cases.

### 2.0 — 2025-11-08

* Full TXT support: on-demand loading, AI read-aloud, and AI summaries.
* 100+ new AI voices: American/British female, Chinese female/male, and more.
* Stability improvements and UI refinements.

### 1.0 — 2025-11-03

No release notes.

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| --- | --- | --- | --- |
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| [Chorus Reader](https://appshunter.io/ios/app/chorus-reader/id6759882177) | 5.0 (1) | Free | Books |
| [Clarify — AI eBook Reader](https://appshunter.io/ios/app/clarify-ai-ebook-reader/id6759541929) | — | Free | Books |

## More apps by 社桥 郑

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- [Freesia: Web Browser](https://appshunter.io/ios/app/freesia-web-browser/id1561028009)
- [Table Tennis: PPWW](https://appshunter.io/ios/app/table-tennis-ppww/id1670037131)
- [Image Kit with AI](https://appshunter.io/ios/app/image-kit-with-ai/id6450880800)
- [Fruitful Fusion](https://appshunter.io/ios/app/fruitful-fusion/id6499496084)

All apps by 社桥 郑: https://appshunter.io/developer/1530784065

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-25.*