Liberate

Unrestrict your learning, reading and research capabilities

The ultimate PDF management and reading tool

Liberate library view showing organized PDF documents with thumbnails

Organized Library

Manage your entire PDF collection with ease. Liberate automatically generates thumbnails, extracts metadata, and displays titles instead of filenames for a clean, organized library experience.

  • Automatic thumbnail generation for quick visual identification
  • Metadata extraction displaying titles instead of filenames
  • Multi-select operations for bulk file management
  • Search and filter capabilities to find documents instantly
  • Individual and batch file deletion with confirmation
Reading Now screen showing books currently being read

Reading Now

Focus on what matters most. The Reading Now screen automatically displays only the books you're actively reading, helping you stay organized and focused on your current studies or research.

  • Automatic detection of books with active reading progress
  • Clean view without completed or unstarted books
  • Full search and filter functionality maintained
  • Quick access to your current reading materials
  • Seamless integration with reading progress tracking
Import screen showing PDF import and folder watching options

Smart Import & Folder Watching

Never lose track of your documents. Liberate can automatically watch folders for new PDFs, process them in the background, and notify you when they're ready. Perfect for researchers and students managing large document collections.

  • Automatic folder watching with PDF detection
  • Background import processing with toast notifications
  • Reprocessing capability for broken or updated files
  • File validation and comprehensive error handling
Settings screen with app configuration options

Customizable Settings

Tailor Liberate to your preferences. Configure backup settings, manage cloud synchronization, adjust reading preferences, and control folder watching behavior all from one intuitive settings screen.

  • Google Drive backup and restore configuration
  • Cloud synchronization preferences
  • Reading and display preferences
  • Folder watching and import settings
  • Theme and appearance customization
Book metadata view showing detailed information about a PDF

Rich Book Metadata

Get detailed information about your documents at a glance. Liberate extracts and displays comprehensive metadata including file details, reading progress, and organizational tags to help you manage your library effectively.

  • Comprehensive metadata extraction and display
  • Reading progress tracking and statistics
  • File hash tracking for efficient operations
  • Organizational tags and categories
  • Quick access to document details
PDF reading view with text highlighting and annotations

Advanced Reading with Highlights

Transform your reading experience with powerful annotation tools. Highlight important passages, search within documents, and track your reading progress. All highlights are saved and persist across sessions.

  • Visual text highlighting with yellow annotations
  • Real-time search with instant highlighting
  • Reading progress tracking with page position saving
  • Persistent highlights that restore across sessions
  • Share functionality with book metadata
Filter dialog showing advanced categorization options

Powerful Filtering & Categorization

Find exactly what you need, when you need it. Liberate's advanced filtering system lets you organize documents by categories, tags, reading status, and more. Perfect for managing large research collections or study materials.

  • Advanced filtering by multiple criteria
  • Category and tag-based organization
  • Reading status filtering
  • Fast, responsive filter dialog
  • Cached filter data for instant results
Theme comparison showing dark and light mode options

Beautiful Themes

Read comfortably in any lighting condition. Liberate supports both dark and light themes, allowing you to customize the appearance to match your preferences and reduce eye strain during long reading sessions.

  • Dark mode for comfortable night reading
  • Light mode for bright environments
  • System theme detection and auto-switching
  • Consistent theming across all screens
  • Optimized contrast ratios for readability

Ready to Liberate Your Reading?

Download Liberate today and transform how you manage and read your PDF documents.

Liberate is developed by Perpetual Squared.

For privacy information, please see our Privacy Policy. For support, contact us at perpetualsquared@gmail.com.