Adobe Acrobat

Edit a PDF

Your files will be securely handled by Adobe servers and deleted unless you sign in to save them.By using this service, you agree to the Adobe Terms of Use and Privacy Policy.

How to edit PDF files online

Follow these easy steps to edit a PDF online by adding comments: | A PDF document going through the process of online editing

  • Choose a PDF to edit by clicking the Select a file button above or drag and drop a file into the drop zone.
  • Once Acrobat uploads the file, sign in to add your comments.
  • Use the toolbar to add text, sticky notes, highlights, drawings and more.
  • Download your annotated file or get a link to share it.

Try our free PDF editor | A clock showing how you can save time when editing PDF documents online

Edit PDF documents fast

Our online PDF editor lets you add text, sticky notes, highlights, drawings and more to PDFs with ease. Just upload a file and sign in to annotate it. Then download or share it. | Comment bubble with red addition sign showing how easy it is to edit PDFs for free online

Add text and comments online

Use Adobe Acrobat PDF editing tools to add text boxes with your comments. You can also add sticky notes and highlight, strike through, or underline content. | A pen drawing an arrow and shapes on a PDF icon

Draw on your PDF file

It’s easy to add drawings to your PDF using our free online tool. After signing in, use the drawing tool to freehand draw anything, including circles and arrows. | A document with a comment bubble and arrows showing how it is easy to review documents with Acrobat online

Speed up document reviews

You can let other people add comments to your document too. Share the file with others, then @mention reviewers and reply to their comments. | A desktop with an Acrobat PDF icon showing how you can use PDF tools in any browser

Use with any browser

You can use our online PDF editor in any web browser, such as Microsoft Edge, Google Chrome, Safari or Firefox. It also works on any operating system, including Mac, Windows and Linux. | Adobe Acrobat PDF document that shows how users can trust Adobe Acrobat online tools to edit PDFs

A free PDF editor you can trust

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

Questions? We have answers.

What tools can I use to edit a PDF online?

Our free PDF editor tools let you add text, annotations and drawings to documents when you sign in:

• Add text boxes or sticky notes anywhere in the file
• Highlight, strike through, or underline content
• Use the drawing tool to freehand draw whatever you want

If you need more advanced PDF editing tools, you can try Adobe Acrobat Pro free for seven days on your desktop, mobile device or online. With Acrobat Pro for Mac or Windows, you can:

• Edit PDF text to fix a typo, change fonts or add new content
• Move, rotate, flip or add images (JPG, PNG and more)
• Add bulleted or numbered lists
• Insert page numbers or watermarks

Your free trial also lets you edit text in scans using optical character recognition (OCR) functionality, create PDFs from almost any file format, create PDF forms, sign PDFs with e-signatures, organise PDF pages, reduce file sizes, secure PDFs with passwords, redact PDF content and convert PDFs to Microsoft Excel, PowerPoint and Word documents using Acrobat PDF converter tools.

How do I add drawings to a PDF?
To add drawings to a PDF file, use the Acrobat free online PDF editor tool. Once you sign in, you can use the drawing tool to freehand draw anything desired, including lines, shapes and arrows in your preferred colour.
How do I share my edited PDF?
Once you've signed in and added your comments to a PDF, you'll be able to download the annotated PDF. You can also share a link to the file online, share the file with multiple reviewers to collect all feedback in one place or share your PDF by email. | a text bubble, pencil icon and a stacked PDF icon representing free online Acrobat tools

Use Acrobat tools for free

  • Sign in to try 20+ tools, like convert or compress
  • Add comments, fill in forms and sign PDFs for free
  • Store your files online to access from any device

Create a free account Sign in

Review url
Rate your experience
Hide title
Rating verb
vote, votes
Rating noun
star, stars
Comment placeholder
Please give your feedback
Comment field label
Review Feedback
Submit text
Thank you text
Thank you for your feedback!
Poor, Below Average, Good, Very Good, Outstanding
Tooltip delay
Initial Value

Try these Acrobat online tools

Convert from PDF

Convert to PDF

Reduce file size


Sign & Protect

Convert from PDF
Convert to PDF
Reduce file size
Sign & Protect