About this app
Paperly is your digital container for free knowledge. “Knowledge at the library is free, but you have to bring your own container.” Paperly helps you bring a digital one — so what you learn doesn’t slip away. Discover a world of free books & research Search and browse the largest free collections online, including: - OpenLibrary, Project Gutenberg, Apple Books - Google Books, Smashwords - arXiv and other academic sources Find books by category, topic, or author in seconds. Build your personal library Save any book or paper into your own collection for reading, study, or research. Your shelf stays organized and always within reach. Import anything you read Paperly isn’t limited to ebooks — it’s your unified reading home: - PDFs, EPUBs, DOCX, PPT, TXT, Markdown, HTML, Webarchive - Web pages by URL - YouTube videos and more Everything lives together in one searchable place. Understand faster with AI Ask Paperly’s AI assistant to help you: - Summarize selected chapters, papers, or your whole shelf - Find concepts, quotes, and answers across your library - Connect ideas between different sources Your personal knowledge becomes instantly accessible. A better way to read Enjoy a clean, beautifully rendered reading experience, plus Express Reading — a side-by-side AI guided mode that helps you finish a thick book in minutes while still understanding the big ideas. Listen to the books and documents while driving, don’t be a road rage monster! Your library, everywhere Sync your entire collection across devices with generous cloud storage. Paperly grows with you into an AI-powered personal library you can carry for life. Share your knowledge collections as “clips” to the public or with a password. Paperly turns scattered reading into lasting knowledge. Download now and start building your library. Term of services, privacy policy, content policy: https://www.signifyid.com/terms/view.html?doc=privacy_policy https://www.signifyid.com/terms/view.html?doc=term_of_service https://www.signifyid.com/terms/view.html?doc=content_policy
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 16, 2026 · 7:35 PM Free
Screenshots
