Full PDF Annotation Tools

All the annotation tools let you easily markup, highlight, underline or strikethrough text, add sticky notes, text boxes, or draw on the PDF.
PDF Markup

Make Text Comment

Type your thoughts and comments right into the document. Use text boxes to make your comments stand out. All annotations will be saved back directly into the PDF, so they can be viewed and read with any PDF reader application.
PDF Markup

Add Your Stamps

Applying a stamp is one of the quickest way to give feedback and finalize PDF documents. Select from standard stamps or customize your stamps by text or image and leave your comment in seconds.
pdf security

Annotate With More Features

Audio Note

Add audio notes to record sound at any moment.


Place photos or images on PDFs, then mark them up using the pen tools.


Redirect any text or area to any page, URL and Email.

Remove All Annotations

Clear all markups and annotations with a single tap.
What else can PDF Reader Pro for Android do?

Free Trial PDF Reader Pro

Supports macOS 10.13 or later
Free Download
Supports Windows 7 or later
Free Download
Supports iOS 10.0 or later
Supports Android 5.0 or later