A complete PDF workspace in your browser. Merge, split, compress and rotate PDFs, delete or reorder pages, add watermarks, page numbers, headers and footers, stamp a signature, and convert images to PDF — plus batch compression. Everything is processed locally with pdf-lib; your files never leave your device.
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Privacy first, always
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A complete PDF workspace in your browser. Merge, split, compress and rotate PDFs, delete or reorder pages, add watermarks, page numbers, headers and footers, stamp a signature, and convert images to PDF — plus batch compression. Everything is processed locally with pdf-lib; your files never leave your device.
Whether you're a professional or just need a quick result, the PDF Studio gives you a fast, reliable documents tool that works instantly in your browser. There's no software to install and nothing to sign up for — open the page, get your result and move on. Because everything runs on your own device, it's private by default and available whenever you need it.
The PDF Studio is part of TechToolsCenter — a free, privacy-first collection of 126+ online tools. Everything runs 100% in your browser, so your data stays private and results are instant.
Input
Output
Formats
Upload a file or paste your text. Processing happens locally in your browser, so nothing is uploaded to a server.
Set the options for your task — pages, order, format or quality — and watch the preview react in real time.
Apply the change. Large files are handled entirely on your device for speed and privacy.
Save the finished file. There are no watermarks and no limits on how often you can use it.
Tips
Common mistakes
Best practices
Input
File upload — e.g. pdf studio
Output
PDF, generated instantly in your browser
No. All operations run locally in your browser using pdf-lib. Your documents never leave your device.
It's free, private and works instantly — no sign-up required.
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