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features / ios

Annotate PDFs on your iPhone and iPad

Highlight text, comment, draw, add stickers and shapes. PDF Expert helps you easily make notes on the go, right on your iPhone and iPad.

4.7 • 145K ratings
Annotate PDFs on your iPhone and iPad

Mark up important text

Highlight, underline, or strike out the key information to stand out at a glance. Color-code your notes to navigate them faster and create your own color palette.

Comment on PDFs

From writing in the margins to adding voice notes, PDF Expert has all the tools you need to comment on PDFs.

Add audio notes

Record your comments and drop them right into PDFs.

Enjoy powerful tools

Add notes

Notes are lifesavers when it comes to cross-referencing and sharing ideas.

Type on PDFs

Easily add text anywhere on a PDF – it’s great for PDF reports and notes.

Export annotations

Easily share annotation summaries with colleagues and team members.

Add shapes

Draw your colleagues' attention to important parts of the document by adding shapes.

Insert stamps

Easily add unique stamps to your PDF files. Use dozens of existing stamps such as "Approved" or "Void", or create your own, custom marks to speed up the whole process.

Get started with
PDF Expert today

We make it easy to edit, annotate, sign and organize PDFs.