Requirements: Android OS
Price: US$4.99
Overview: RepliGo Reader is the first and only Android application to enable both viewing and annotating of PDF files. Review documents on the go by adding highlights, cross outs, underlines, sticky notes and freehand drawings. Comments are stored as standard annotations in the original PDF file, just like Adobe® Acrobat®.

RepliGo Reader integrates seamlessly with Gmail, Dropbox, Evernote and numerous other applications. It also makes a great eBook reader, with features like night mode and an intelligent reading view.

What's in this version:

More speed-ups for double-tap zooming
Fixed drawing issues with arrows, cross outs and underlines
Fixed various annotation selection issues