DotInk: EInk Assistant

Font & Ebook Converter Tool

Free · In-App Purchases · Designed for iPad

The ultimate companion for portable E-ink devices. Convert fonts and e-books locally, preview in real-time, and manage your devices seamlessly offline. Designed for e-ink enthusiasts, making your portable readers more powerful and easier to use. Seamlessly convert .ttf fonts and e-books on your phone into .bin fonts, XTC, or EPUB formats perfectly tuned for portable e-ink screens. [CORE FEATURES] • WYSIWYG Font Customization Import external .ttf fonts or use system fonts. Adjust line spacing, tracking, size, weight, and more with precision. Real-time simulation of various e-ink screens—preview exactly how it looks before exporting. • Powerful E-book Toolbox Import various e-book formats to preview layouts directly on your phone. Customize formatting and convert to standard formats with a single tap. • Seamless Device Integration Wireless connection to supported devices for font pushing and file management. Supported Devices: XTEInk X4, EDCBook, Murphy 3.7, Wudada·Little Ink, and more. • Privacy First & Offline 100% Offline: All processing is done locally on your device. No user data is ever uploaded. (Note: Network and Location permissions are required solely for connecting to your e-ink hardware.) [NOTE FROM DEVELOPER] This app is an indie project built with "AI Vibe Coding." While I strive for perfection, I cannot test every scenario. If you encounter any bugs, I appreciate your understanding. Thank you to all the "Community Supporters" for your feedback! Feel free to leave suggestions or comments. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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- New Device Support : Added full compatibility for XTEink X3 in both Font and Ebook modes. - New Onboarding Experience : Introduced a brand-new welcome guide to help you set up permissions and select your preferred usage scenarios and devices. - Kindle Support : Now supports Kindle devices! You can seamlessly convert and transfer ebooks directly to your Kindle. - Bug Fix : Addressed a vertical alignment issue where generated fonts might appear jittery on EDCBook . - Now Free to Download : We have transitioned to a Freemium model. The app is now free to download with daily limits, while the new Pro Subscription unlocks unlimited access.

The developer, 业 毕, 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

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

    • Provider
      • 业 毕
    • Size
      • 11 MB
    • Category
      • Utilities
    • Compatibility
      Requires iOS 15.0 or later.
      • iPhone
        Requires iOS 15.0 or later.
      • iPad
        Requires iPadOS 15.0 or later.
      • iPod touch
        Requires iOS 15.0 or later.
      • Mac
        Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
      • Apple Vision
        Requires visionOS 1.0 or later.
    • Languages
      English and 2 more
      • English, Simplified Chinese, Traditional Chinese
    • Age Rating
      4+
    • In-App Purchases
      Yes
      • Yearly Pro ฿199.00
      • Lifetime Pro ฿499.00
      • Monthly Pro ฿19.00
    • Copyright
      • © 2025 大业爱数码