why does this get good reviews?

why is this getting good reviews when they force you to pay $6 a month or $40 a year for lousy cloud space when theres dropbox, onedrive, or dozens of other cloud services for free??

all i need is an fb reader for pdf files. way overkill for that. dang i just want a pdf document reader

tacoburn70 about PDF Reader - Editor & Viewer, v3.2