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Annotate PDF

Add comments, notes and highlights to the PDF. You can mark your documents and write comments.

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High Performance Annotate PDF Tool

Managing documents in the modern digital world can often be complicated and tedious. However, thanks to our Add Notes to PDF tool, you can perform all these content optimization operations directly from your browser without downloading any program. Sometimes you need expensive software to make a small text change or file size reduction. This tool works directly in your browser, allowing you to organize your files and save them from unnecessary weight. We know how valuable your time is to you; Therefore, our transactions are completed within seconds on our private cloud servers.

Maximum Data Security Guarantee

No need to worry when processing your files online. Your files are protected with 256-bit AES encryption algorithms as soon as they are uploaded to the system. We strictly adhere to GDPR (European Data Protection Regulation) and KVKK rules. All your PDF documents and new files created will be permanently deleted from our servers exactly 2 hours after the process is completed.

Why Should Pdfoni Be Preferred?

Unlike desktop software, our system works independently of your Windows, Mac, Linux or smartphones. You can successfully add notes to PDF wherever you are, with just an internet connection. The original resolution and quality of your document is fully preserved.

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Frequently Asked Questions

Is Add Note to PDF safe?

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Is this tool free?

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Can I add notes to multiple pages?

Can note colors be customized?

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