A private, free alternative to Adobe Acrobat online
Do the quick PDF jobs (merge, compress, convert, edit text, protect, unlock, OCR) without an Adobe account or a subscription, and without uploading your document.
Free forever · Runs on your device · 0 bytes uploaded
Fizzdoc vs Adobe Acrobat online
- How Fizzdoc handles your fileIt never leaves your device: every tool runs inside your browser tab, and the page is blocked from sending files anywhere. Free, with no account, no daily limit and no watermark.
- How Adobe Acrobat online handles itAdobe’s online tools process documents in Adobe’s cloud, and many of them ask you to sign in.
- When Adobe Acrobat online is the better choiceAdobe Acrobat is a full professional editor, with forms, e-signatures, accessibility checks and print production tools that go far beyond quick online jobs.
Based on Adobe Acrobat online’s public website, October 2026. Plans and limits change, so check their site for the latest. Adobe Acrobat online is a trademark of its owner; Fizzdoc is independent and not affiliated.
Fizzdoc tools for the jobs people use Adobe Acrobat online for
Each one works in your browser, free, without uploading anything.
- Merge PDFCombine several PDFs into one, in the order you choose.
- Compress PDFShrink a PDF by optimizing its images. Text stays sharp.
- PDF to WordTurn PDF text into an editable .docx.
- Word to PDFConvert a .docx to PDF, all languages supported.
- Edit PDFChange existing text, add text and white-out, right on the page.
- Protect PDFLock a PDF with a password and AES-256 encryption.
- Unlock PDFSave a copy without the password you know.
- OCR PDFMake a scanned PDF searchable and copyable.
- PDF to JPGSave every page as a sharp JPG image.
- Rotate PDFTurn sideways pages the right way, permanently.
- Delete PDF PagesRemove pages you don’t want to share.
- Redact PDFBlack out text, signatures or photos so they’re gone for good.
Private by design — and you can check
Your files are never uploaded, because there is nowhere to upload them to.
- No upload step existsFiles are read and written inside this browser tab. There is no server that could receive them.
- The browser enforces itThis page’s Content Security Policy only allows connections back to this site, which serves nothing but the app itself.
- See for yourselfOpen developer tools, watch the Network tab and run a job: no request carries your document.
- Open sourceEvery line is on GitHub, built on qpdf, pdf.js & pdf-lib.
Frequently asked questions
How can Fizzdoc work without uploading my file?
Every tool runs inside your browser tab, using engines compiled to WebAssembly. Your file is read from your device, processed there and saved back to it. The page is only allowed to talk to fizzdoc.com, which serves nothing but the website itself, and you can watch your browser’s Network tab to see that no file leaves.
Do I need an Adobe account or Acrobat installed?
No. Fizzdoc runs in any modern browser on Windows, Mac, Linux, Android and iPhone, with no account and nothing to install.
Is Fizzdoc made by Adobe?
No. Fizzdoc is an independent, open-source project and is not affiliated with or endorsed by Adobe. Adobe is a trademark of its owner and is named here only to compare.
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