Originally Posted by
DirkW
Small correction: Android is not really a smartphone brand but an OS for smartphones (developed by Google, and used by most manufacturers other than Apple) - as iOS is for iPhones. But I agree: reading/viewing PDFs should be possible with pretty much any device as a basic function. Being able to edit these files, however, is usually not free.
Android is also a Trademark and is itself a brand, even if it is just the OS.