Obooko – Free, ad-supported ebook platform with cross-device sync

Summary: Obooko offers over 4,000 legal ebook titles across 30 genres, available instantly in-browser or via PDF, EPUB, and Kindle downloads. It features a modern web reader with device syncing and operates without subscriptions, DRM, or proprietary formats, providing free access supported by ads that generate revenue for authors.

What it does

Obooko provides a free reading platform rebuilt for modern use, allowing users to read thousands of books online or offline with synchronized personal libraries across devices. It supports multiple download formats and hosts titles from indie authors and New York Times bestsellers.

Who it's for

The platform targets readers seeking free, legal ebooks without subscription barriers and authors looking to earn revenue through ad-supported distribution.

Why it matters

Obooko addresses declining reading time by offering accessible, format-flexible ebooks that increase global reading minutes while enabling authors to earn from ad revenue.