Adobe Digital Editions vs Thales Sentinel LDK

Adobe Digital Editions is a free eBook reader for downloading, purchasing, borrowing, organizing and reading digital publications online or offline. It supports EPUB, EPUB 3 and PDF on Windows, macOS, iOS and Android. Readers can search book text, mark passages with highlights, bookmarks and annotations, and arrange shelves by title, author or publisher. EPUB 3 adds audio and video rendering, right-to-left reading, interactive quizzes and improved assistive technology support. The app can borrow public-library eBooks, including titles protected through Adobe Content Server DRM. Books obtained on one device can be downloaded to other devices activated with the same ID. Protected eBooks can use an Adobe ID or an alternate vendor or bookseller ID; an Adobe ID is not mandatory. Accessibility support includes keyboard controls, text enlargement and high-contrast modes, as well as named screen readers on Windows and VoiceOver on Mac. One Adobe ID can activate up to six devices. Its PDF reader is optimized for onscreen readability, though some enterprise PDF features are unsupported and may display incorrectly.

Thales Sentinel LDK has no write-up on Specifiction yet; its figures are above.