PDF Annotation Tool
Annotate PDF
Highlight, draw, and markup PDFs
Highlight, draw, add text, comments, shapes, and markup your PDF documents with powerful annotation tools. All changes are instantly saved to your PDF.
👤No account needed
💝100% free
⚡Processes in seconds
PDF
PDF
Select PDF to annotate
Drag & drop multiple files or click to browse
PDF files only · Files deleted after 2 hours
How It Works
Simple steps to annotate your PDFs
Our streamlined process makes PDF annotation quick and simple.
01
Upload your PDF
Select a PDF file from your device to get started.
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02
Select annotation tool
Choose from highlight, draw, text, shapes, and more.
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03
Customize & annotate
Use colors, styles, and sizes to mark up your PDF.
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04
Download annotated PDF
Save your marked-up PDF instantly with all changes.
Trusted by thousands
Join thousands of users who process PDFs with our platform every single day
500K
Total PDFs Processed
127K
Users Served
99.9%
Success Rate
< 5s
Avg Processing
🔒
Bank-Level Security
Your PDFs are encrypted and processed securely
⚡
Lightning Fast
Process your files in seconds, not minutes
💯
100% Free
No sign-up, no limits, no hidden fees ever