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InstantTools
PDF · 100% browser-side

PDF Editor

Annotate and mark up PDFs without uploading them anywhere.

Free foreverNo uploadsNo account
Runs locallyYour document is edited in your browser — 0 bytes uploaded
Drop a PDF here or click to browse
Add text, draw, and highlight — then download the edited PDF
Suggested next steps

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01 · Real-world fits

Common use cases

  • Filling in forms that were sent as flat PDFs
  • Adding names, dates, and notes to contracts before signing
  • Highlighting key passages in reports and papers
  • Marking up drafts with freehand corrections
  • Annotating documents on sensitive matters without uploading them
02 · The honest pitch

Why PDF Editor?

Most online PDF editors upload your document to their servers and watermark or paywall the result. This editor renders the PDF with pdf.js and writes your changes with pdf-lib — all inside your browser, free, with no watermark and no account.

03 · Edge cases

Frequently asked questions

No. Rendering, editing, and saving all happen in your browser. Nothing is transmitted.