Originally Posted by MX727

ReaddleDocs is another reader. I find it has more features and it unzips the LIDO chart downloads. Reads Excel and Word files also. Has a built in browser (as does GoodReader) so you don't have to use two apps (Safari and Readdle) to open and save files. Readdle also works well on the iPhone. I tend to keep items in both Readdle and GoodReader. Allows me to quickly switch between two different documents. The latest Readdle update has made that less important though as switching between recent documents is much faster.