Nitro rockets to the top of our PDF list

1 of 8 from Nitro reads PDFs right (slideshow)

Nitro PDF Reader has two big selling points. One, it gives you a classy set of PDF reading and editing tools without hassle. There's no toolbar to install, no watermarks to cover your imprimatur, no restrictions on saving. Two, even in beta it performs extremely well, with few hang-ups and errors.