Add comments and notes to PDF files
File upload
or
Excellent
4.90based on614reviews
Today's Activity
22 741
docs edited
6 520
docs signed
11 931
docs converted
Start in 3 easy steps
1. Upload your file
Upload the document that you want to edit or convert
2. Make your changes
Tailor it to your needs with our intuitive PDF editor
3. Download or share
Download or share the modified file in the format that you need
Edit PDFs online with ZenDocs
Try our PDF editor and speed up your document workflows
Edit text and images
Easily fix typos and swap images directly in your PDF. All it takes is a few clicks.
Give feedback with comments
Add sticky notes, suggest edits by replacing or adding text, and tag teammates to keep feedback clear and collaborative.
Fill and sign PDFs
It's easy to edit and sign docs digitally. Just modify the content, fill out the form fields, and add a signature.
Highlight important text
Make text stand out by highlighting it in multiple colors. Even attach a note to add context.
Access from any device
Edit your PDFs from desktop, tablet, or phone. Your work syncs automatically across all devices, so you can start on one and finish on another.
No software download needed
Start editing instantly in your browser. No downloads, installations, or updates required - just upload and edit.
Try our complete PDF toolkit
What our users are saying
Excellent
4.90based on614reviews
Start your 7 day trial
Frequently Asked Questions