What is Sumatra PDF ?

Sumatra PDF is a free PDF, eBook (ePub, Mobi), XPS, DjVu, CHM, Comic Book (CBZ and CBR) reader for Windows.

Sumatra PDF is powerful, small, portable and starts up very fast.

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 You can download:

►the installer (For PC Desktop / Laptop)

►the portable version (Run from USB drive and doesn't write to your PC registry)

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See below: