RSVP Document Reader

A high-performance Rapid Serial Visual Presentation (RSVP) document reader built with React Native and Expo. This application is designed to help users speed-read documents by displaying text one word at a time at a user-controlled speed, minimizing eye movement and increasing reading efficiency.

📥 Download

Get the latest Android release:

🚀 Features

• 📚 Universal Document Support: Seamlessly import and read both PDF and EPUB files.
• ⚡ RSVP Speed Reading: Adjustable Words Per Minute (WPM) control to match your reading speed.
• 🧠 Smart Context: Displays surrounding words when paused so you never lose your place.
• 💾 Progress Tracking: Automatically saves your reading position for every document via a local SQLite database.
• 📂 Library Management: Organize your documents with Grid/List views, search, and sorting options.
• 🎨 Premium Design: A beautiful, dark-mode first UI featuring custom typography (EB Garamond, Instrument Serif, Inter) and smooth animations.
• 🖼️ Auto-Thumbnails: Automatically generates thumbnails for your PDF documents for a visual library experience.

🛠️ Tech Stack

• Framework: React Native (Expo SDK 54)
• Routing: Expo Router (File-based routing)
• State Management: Zustand
• Database: Expo SQLite
• Text Extraction: Custom engine using pdf.js (via WebView) for robust local processing.
• Animations: React Native Reanimated
• Fonts: Expo Google Fonts

📱 Installation & Setup

1. Clone the repository

   git clone https://github.com/yourusername/rsvp-doc-reader.git
   cd rsvp-doc-reader

2. Install dependencies

   npm install

3. Start the application

   npx expo start

4. Run on Device/Simulator

   • Press i to open in iOS Simulator
   • Press a to open in Android Emulator
   • Scan the QR code with Expo Go on your physical device

📥 Download & Install

You can download the latest Android APK directly from here:

How to Install (using Google Files)

1. Download: Click the button above to download the Flux.Reader.apk file.
2. Open Google Files: Launch the "Files by Google" app on your Android device.
3. Go to Downloads: Tap on the Downloads category.
4. Find the APK: You should see Flux.Reader.apk at the top of the list.
5. Install: Tap on the file.
   • If prompted, enable "Install from Unknown Sources" for Google Files.
   • Tap Install in the pop-up window.
6. Enjoy: Once installed, tap Open to start speed reading!

📖 Usage

1. Import Documents: Tap the + button in the library to import PDF or EPUB files from your device.
2. Open Reader: Tap on any document card to open the RSVP reader.
3. Control Playback:
   • Tap the screen to Play/Pause.
   • Use the slider to Scrub through the document.
   • Adjust WPM using the speed controls.
4. Manage Library: Long-press a document to view details or delete it. Use the top bar to toggle between Grid/List views or search your collection.

📂 Project Structure

/app                # Expo Router screens and layouts
/src
  /components       # Reusable UI components
    /library        # Library screen components (Card, Row, Sort)
    /reader         # Reader screen components
    /rsvp           # RSVP specific components (Overlay, Controls)
  /database         # SQLite database initialization and queries
  /hooks            # Custom React hooks (useRSVPEngine, etc.)
  /store            # Zustand state stores
  /utils            # Helper functions and extractors (pdfExtractor, epubExtractor)
  /constants        # App-wide constants (Colors, Layout)

🤝 Contributing

Contributions are welcome! Please feel free to submit a Pull Request.

Contact

You can contact me at manyakaistha.dev@gmail.com for any issues or feature requests that you might have.

📄 License

This project is licensed under the MIT License.