When comparing Adobe Acrobat Reader vs Calibre, the Slant community recommends Calibre for most people. In the question“What are the best desktop readers?” Calibre is ranked 1st while Adobe Acrobat Reader is ranked 13th. The most important reason people chose Calibre is:
Features include metadata editing and downloading, coverpage downloading., book tagging and categorization, webpage-to-ebook converter for popular websites, etc. Lots of plugins available to extend functionality.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Real All PDF
There isn't a PDF file which cannot be read by this app.
Pro Cloud compatible
Can connect to Dropbox and Google Drive.
Pro SD location recognition
Locate SD location and scan it quickly.
Pro Multiple view modes
Page, scrolling, two-page (in landscape) and a reflow mode.
Pro Just works
The app reads all PDF files.
Pro Powerful book management software, very customizable and scriptable
Features include metadata editing and downloading, coverpage downloading., book tagging and categorization, webpage-to-ebook converter for popular websites, etc. Lots of plugins available to extend functionality.
Pro Cross-platform
Calibre is available for Linux, OS X, and Windows, 32-bit or 64-bit.
Pro Open Source
Pro Portable
Calibre has an optional portable build that can be stored on external media along with the users library. It can then be opened from the external media on any windows device.
Cons
Con Does not work without log-in
Adobe is one of the biggest data harvesting companies.
Con Average, non-power users might find the interface somewhat daunting
The interface, while functional is not the most attractive or intuitive which may put some people off and discourage their use.