Obooko helps readers discover, read online, and download free eBooks legally. The platform partners with authors and publishers to offer books in PDF, EPUB, and Kindle formats with direct downloads, ensuring no third-party mirrors, paywalls, or restrictions. Readers can access quality reads across various genres including romance, thrillers, non-fiction, classics, poetry, IT & programming, biographies, and YA.

Key features include the ability to read books instantly online using the Obooko Reader without downloading, with auto-saved reading positions that sync across phone, tablet, and desktop. Users can download books in PDF, EPUB, or Kindle formats directly to their devices. The platform offers a free account system for building wishlists, rating titles, and receiving recommendations, with a library that grows weekly with new titles.

The Obooko Reader provides a comfortable reading experience with adjustable text size, light/dark mode, and distraction-free pages. Books can be added to Your Library for instant online reading, and the platform supports multiple formats: PDF for fixed-layout pages, EPUB for reflowable text on any screen, and Kindle for Amazon devices.

Benefits include access to over 4,000 legal book titles from indie authors and NYT bestsellers, completely free with no subscriptions. Use cases cover discovering new reads, reading on any device without apps, and building personal libraries with synced progress. The service aims to increase reading minutes globally by providing accessible, legal eBooks.

Target users include book lovers seeking free legal eBooks, with integrations for web and mobile browsers. The platform is ad-supported, allowing readers to access content without payment while authors earn through partnerships. Technical details include support for PDF, EPUB, and Kindle formats, with a focus on English-language titles.