Supported PDF Annotation Types on Android

PSPDFKit supports most common annotation types:

• Link

• Highlight, Underline, Strikeout, Squiggly

• Free Text

• Ink

• Note

• Square, Circle, Line, Polyline, Polygon

• Widget (requires the Forms component)

• Image/Stamp

• Rich Media/Video, Sound

• Redaction (requires the Redaction component)

• File

These are standard annotations (as defined in the PDF Reference) that can be read and written by many apps, like Adobe Acrobat and Apple’s Preview.app.