Software Finder

toggle-button
Adobe Acrobat Reader
Android, Blackberry, iOS, Mac OS, Windows, Windows AppAlternatives

The mobile version is lighter for reliably viewing, annotating and signing PDFs

 pdf-reader, pdf-viewer, ebook-reader    Office & Productivity, PDF Reader    Free
Editor Rating:
4.5
PDF-XChange Editor
WindowsAlternatives

It serves as a PDF viewer plus basic editing requirements

 pdf-reader, pdf-editor, pdf-tool    Office & Productivity, PDF Reader    Free (Limited features)
Editor Rating:
5
Foxit Reader
Android, iOS, Windows, Windows AppAlternatives

A worthy contender to open and accurately render pdf files

 pdf-reader, pdf-editor, pdf-tool    Office & Productivity, PDF Reader    Free
Editor Rating:
4
Editor Rating:
3
Foxit MobilePDF
Android, iOS, Windows AppAlternatives

Provides a good PDF reading experience thanks to its complete suite of tools

 pdf-reader, pdf-viewer, ebook-reader    Office & Productivity, PDF Reader    Free
Editor Rating:
4
SmartQ Reader
AndroidAlternatives

A very capable PDF reader packs a complete set of notation tools that work great on mobiles

 pdf-reader, pdf-viewer, ebook-reader    Office & Productivity, PDF Reader    Free
Editor Rating:
4
MuPDF
Android, iOS, Linux, Windows, Windows AppAlternatives

A very fast and reliable PDF viewer supports not only PDFs, but also XPS, Open XPS and CBZ files

 pdf-reader, pdf-viewer, ebook-reader    Office & Productivity, PDF Reader    Free (Open source)
Editor Rating:
4
AnDoc - PDF & DJVU Reader
AndroidAlternatives

A very good app provides a good PDF reading experience even on low-spec devices

 pdf-reader, pdf-viewer, ebook-reader    Office & Productivity, PDF Reader    Free
Editor Rating:
3
Editor Rating:
4.5