Manage and modify PDF annotations directly in your browser, then download your document with all comments permanently saved. Upload your PDF to view, add, and modify annotations without any external software.
Open PDF Comment Editor → free, no sign-inPDF annotations should be straightforward — but somehow they always seem to require Adobe Acrobat, a software licence, or a workflow that involves emailing files back and forth. The PDF Comment Editor changes that. Upload your PDF directly in the browser, add or edit annotations, and download the updated file with comments permanently embedded.
Document reviews, academic feedback, contract mark-ups, design approvals — any situation where you need to leave notes inside a PDF without installing software or paying for a subscription. The resulting file opens normally in any PDF reader.
No tutorials. No learning curve. Open it and get started.
No server uploads. Your PDF is never uploaded to a server — the entire process happens locally in your browser.
Completely free. No trial period. No premium tier for basic functionality. No account required. Use it as often as you need.
One job, done well. PDF Comment Editor was built to solve a specific problem cleanly. No feature bloat, no ads, no distractions.
Do I need Adobe Acrobat to use this?
No — the tool runs entirely in your browser with no software needed.
Will my annotations be visible in other PDF readers?
Yes — comments are saved as standard PDF annotations readable in Acrobat, Preview, and other PDF viewers.
Is my PDF uploaded to a server?
No, your PDF is processed locally in your browser and never sent to any server.
Can I edit existing comments in a PDF?
Yes — you can view and modify existing annotations as well as add new ones.
What annotation types are supported?
Standard annotations including text comments, highlights, and notes.
Free. Instant. No sign-in. Open it and get the job done.
Open PDF Comment Editor on Doathingy.com →