PDF Viewers


Microsoft Windows

Acrobat reader
Foxit Reader - fast
Sumatra PDF - software suitable for usb-keys
Xpdf - open-source reference
ghostview
pdf xchange viewer
MuPDF
evince



Mac OS X

Acrobat Reader
Skim
Xpdf



Unix

Xpdf
Okular (KDE)
Evince (Gnome)
MuPDF



Mobile

Adobe Reader for Android