When comparing Nitro Reader Free vs Adobe Reader, the Slant community recommends Nitro Reader Free for most people. In the question“What are the best PDF viewers for Windows?” Nitro Reader Free is ranked 10th while Adobe Reader is ranked 13th.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Can convert files to PDF
Pro Integrated cloud service
Gives access to a cloud service that allows storage and sharing of PDF files.
Pro Allows comparing two separate PDF files for differences
Reader can compare two versions of a PDF file and highlight differences.
Pro Best in class compatibility with the PDF standard
Since Adobe is the creator of the PDF standard, it stands to reason that Adobe's Acrobat Reader has the best support for it.
Cons
Con Rouge file naming of your files
It seems to hide edited saved versions of your PDF s in a secret location. Later when its all locked down you wont be able to access them with another program!
Con No Distribution version of the installer
Adobe only provide exe files and do not provide an msi installer for bulk deployment
Con Lack of support
Adobe support openly admitted to not supporting the product and recommend the use of forums.