LysnBox

Your voice, on-device

Free · Designed for iPad. Not verified for macOS.

Listen to any EPUB, PDF, or web article in lifelike AI voices — 100% on-device, fully offline, no account. Now in 31 languages. Your library, your privacy. LysnBox — On-Device AI Audiobooks The future of AI is private and on-device — and LysnBox brings it to your reading. It transforms your digital library into a premium, clutter-free listening experience, using modern on-device AI voice synthesis to read your EPUBs, PDFs, and web articles aloud in remarkably natural, expressive voices. No cloud. No account. No compromise. Why you'll love LysnBox: YOUR LIBRARY, IMPORTED IN SECONDS Bring DRM-free EPUBs, PDF documents, or any web article into a polished, distraction-free reader. Everything stays organized in one place — and resumes exactly where you left off. NEXT-GENERATION ON-DEVICE NARRATION Forget the flat, robotic voices of old text-to-speech. LysnBox runs high-fidelity neural voice models directly on your iPhone's Neural Engine — smooth, human-like narration built for long-form listening, now in 31 languages, from English, Spanish, and French to Japanese, Korean, Hindi, Arabic, and more. WORD-LEVEL HIGHLIGHTING & SPEED CONTROL Follow along with precise, synchronized word highlighting. Adjust playback from 0.8x to 2.0x, pitch-preserving — no distortion, no chipmunk effect. BEAUTIFUL, MODERN DESIGN Curated light and dark themes, glassmorphic typography, fluid animations, and Lock Screen and Bluetooth controls for effortless background listening. TRULY PRIVATE — OFFLINE-FIRST BY DESIGN In an era where most AI sends your data to the cloud, LysnBox does the opposite. Every word is synthesized entirely on your device — no tracking, no accounts, no uploads, and no internet required to listen. Your library. Your voice. Your device. Start listening with LysnBox today.

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Now supporting 31 languages — including Arabic, Hindi, Russian, Vietnamese, and many more

Version 1.0.2

The developer, Joseph Thekkekara, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary based, for example, on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Provider
    • Joseph Thekkekara
    Size
    • 28.8 MB
    Category
    • Books
    Compatibility
    Requires iOS 17.0 or later.
    • iPhone
      Requires iOS 17.0 or later.
    • iPad
      Requires iPadOS 17.0 or later.
    • Mac
      Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    • English
    Age Rating
    4+
    Copyright
    • © Joseph Thekkekara
  • Developer Website
  • Privacy Policy

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