Annotate a PDF
Add comments, highlight, draw, and much more—fast, easy, and secure
Every file is encrypted, and auto-deleted after 1 hour
How to annotate a PDF
1. Upload your PDF file
2. Highlight and add annotations—text, images, drawings, and much more
3. Download the final version of your PDF
Trusted and certified
Secure process
Why choose our PDF annotation tool
Our online PDF tool boosts your productivity
Our PDF annotation tool is the ideal solution for commenting, highlighting, or adding notes to your documents. Fast and secure, it lets you collaborate efficiently or organize your ideas in a few clicks while preserving the original quality. Accessible from any device, it makes your PDFs interactive and easy to share.
What users are saying about our online tool
RJ
Robert J Frank
FR • 1 review
Invited
Your program worked easily
Your program worked easily. Others I was not able to get results. Thank You
Date of experience: June 24, 2025
GR
Greg
HU • 1 review
Invited
One click solution
Very user friendly UI and I got my file within a second with one click plus an extra click for the download
Date of experience: May 30, 2025
MB
Michael B.
US • 3 reviews
Invited
Easy to use
Really easy to use and it does a great job.
Date of experience: June 14, 2025
Annotate my PDF now
Start commenting, highlighting, drawing, and more
