Work with PDFs online

Work with PDFs online

Use Acrobat online services to convert Microsoft Word, Excel and PowerPoint files to PDF in any browser. You can also convert images, fill and sign forms and comment on files.

Do more with your PDFs

Do more with your PDFs

Do you need to convert, combine, annotate, fill, sign and share files? Subscribe to Adobe Acrobat PDF Pack for a set of online tools.

Get the best with Adobe

Get the best with Adobe

Adobe invented the PDF format. Come back later to add comments to another file. Or sign in to do more with your stored files.

PDF Editor

Edit PDF documents fast

Our PDF editor allows you to add comments, text, and freehand drawings to PDF files with ease. Just upload a file and sign in to annotate it. Then download or share it.

Add Comments

Add comments to a PDF online

You can add comments to your file from any web browser — like Google Chrome, Safari, or Firefox — when you try our online PDF editor.

Fast PDF Editor

A PDF editor you can trust

Adobe invented the PDF format. Share your comments with confidence by using our free PDF editor to annotate your files.