Sumatra PDF Portable is the lightweight Sumatra PDF packaged as a portable app

Sumatra PDF Portable is the lightweight Sumatra PDF packaged as a portable app, so you can view PDF files on the go. You can place it on your USB flash drive, iPod, portable hard drive or a CD and use it on any computer, without leaving any personal information behind.

Sumatra PDF is a slim, free, open-source PDF viewer for Windows. Sumatra has a minimalistic design. Simplicity has a higher priority than a lot of features. It's small and starts up very fast.

What's new in this release

• added <Ctrl>-<Shift>-+ and <Ctrl>-<Shift>-- keybindings to rotate clockwise and counter-clockwise (just like Acrobat Reader)
• added 'r' keybinding for reloading currently open PDF file
• speedups - the application should feel be snappy and there should be less waiting for rendering
• fixed rendering problems with some PDF files

· fixed a crash or two...