flarePDF
100% FreeOnline PDF Editor

Sign PDF Online Free

Draw, type or upload a signature, add initials and dates, and place them anywhere on your PDF — signed in your browser, nothing uploaded.

PDFDOC

Drop your file here, or browse

Supports PDF files up to 50MB

100% Free ForeverNo Sign-Up or Credit CardNo Watermarks · 100% Private

Keeps your original fonts

Edited text automatically detects and re-uses the exact font embedded in your PDF.

Zero cloud uploads

All parsing, rendering, and modifications happen purely in this browser tab.

Full editing suite

Rewrite text, insert signatures, add images, whiteout, draw, and reorganize pages.

How to sign a PDF online

  1. 1Open the signature tool — it loads straight into the PDF editor with the signature tool ready.
  2. 2Draw your signature or type it, then drag it onto the line that needs it.
  3. 3Download the signed document.

A signature that fits your paper

Unsigned contracts, consent forms and offers are the classic use: put your signature, initials or today's date exactly where they belong.

Because this is a full editor, you can add text, checkmarks, dates or whiteout anywhere on the form before you sign it.

No sign-up, no uploads

Signing here needs no account, no email, and no sending your document to a third-party service — the entire flow stays in your browser.

Frequently Asked Questions

Quick answers about signing PDFs online for free with flarePDF.

Yes. Use the typed signature style if you prefer a clean, keyboard-based sign-off.
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Need to change more than that?

The full PDF Editor can rewrite text, add images, annotate, watermark, fill forms and reorder pages — all free and all in your browser.

Open the PDF Editor