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The best way to annotate PDF files
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Use Xodo tools on every device. Windows, Mac, Linux, Android, iOS.
Powered by
Secure Processing
Your data is encrypted at rest (AES-256) and in transit (TLS 1.2+).
Get Job Done Fast
Process your files in seconds – save time for more important tasks.
Work on Any Platform
Use Xodo tools on every device. Windows, Mac, Linux, Android, iOS.
How to annotate a PDF online
Follow these steps to annotate your PDF with Xodo:
Step 1.
Open your PDF file in our free online PDF Annotator.
Step 2.
Markup your PDF file using available annotation tools.
Step 3.
Download the annotated PDF to your device.
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