Originally Posted by loyukfai
There are a few PDF apps with annotation capabilities for Android. Haven't evaluated but guess the annotations are saved within the PDF files.
To whom it may interest - Checked with the developers of the top 2 results of searching "pdf annotate" in Android Market - RepliGo and ezPDF, neither of them support xournal's .xoj formats.
Besides, check this out...
BTW, PDF Annotator (for Windows only) is on sale today...