Gearboxly

Free PDF Editor

Add text, images and drawings to a PDF.

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What is the PDF Editor?

A PDF is meant to be final — which is exactly the problem when you need to sign it, fix a typo, fill a blank, or add a note. The usual answer is expensive software or a sketchy site that wants your document uploaded to their server.

This PDF editor lets you add text, images, signatures and freehand drawing to any PDF and download the result, all inside your browser — your file never leaves your device.

Last updated: Aug 14, 2026

What does this tool do?

You upload a PDF and it renders page by page. You then pick a tool — text, image or draw — and place elements anywhere on the page, dragging to reposition them.

When you're done, it writes your additions onto the original PDF and downloads the edited file, without ever uploading your document.

Key features

Add text

Place and edit text boxes anywhere.

Insert images

Add a logo, photo or signature.

Freehand draw

Annotate or sign with a pen.

Drag to arrange

Move and resize what you add.

Private

Editing happens in your browser.

Example

Input
A contract PDF that needs a signature
Processing
Draw or drop in your signature, add the date, download.
Output
A signed PDF, edited without any upload.

Common use cases

  • FreelancersSign and return contracts.
  • Job seekersFill and sign forms.
  • Small businessesAdd a logo or note to a PDF.
  • StudentsAnnotate readings and worksheets.
  • Home usersFix a typo or fill a blank.
  • TeamsMark up a document quickly.
  • Anyone signingAdd a signature without printing.
  • Anyone with a PDFEdit it without buying software.

Benefits

  • It edits PDFs without expensive software.
  • It keeps your document private on your device.
  • It lets you sign without printing and scanning.
  • It exports a real PDF, not an image.

Tips

  • Use the draw tool with a trackpad or touchscreen to sign.
  • Add your signature as a transparent PNG for the cleanest look.
  • Drag elements to line them up with form fields.
  • Keep text sizes consistent with the document.
  • Zoom by resizing your window to place things precisely.
  • Add the date as a separate text box next to a signature.
  • Review every page before downloading.
  • Keep the original file in case you need to start over.

Common mistakes to avoid

Uploading sensitive PDFs to unknown sites

Fix: Use a browser-based editor like this one where the file never leaves your device.

Flattening a scanned image and calling it a PDF

Fix: This keeps a real PDF; add elements on top rather than converting to an image.

Placing text over existing content

Fix: Zoom in and drag carefully so additions don't cover important text.

Forgetting to check other pages

Fix: Page through the whole document before exporting.

How it works

  1. 1

    Upload a PDF

    It renders page by page.

  2. 2

    Add & arrange

    Text, images or freehand drawing.

  3. 3

    Download

    Export the edited PDF.

Frequently asked questions

You can add text boxes, insert images or a signature, and draw freehand anywhere on the page, then move things around before exporting.

No. The PDF is opened and edited entirely in your browser, and the download is generated locally — nothing is sent to a server.

You can add text boxes, insert images or a signature, and draw freehand anywhere on the page, then move things around before exporting.

No. The PDF is opened and edited entirely in your browser, and the download is generated locally — nothing is sent to a server.

Yes. Use the draw tool to sign, or insert a signature image, then position it and download.

It adds new text and elements on top; it doesn't rewrite the original embedded text. Cover-and-replace by adding a box over the old text.

Yes. Navigate between pages and add elements to any page; all of them are written on export.

Yes, completely free with no sign-up.

Conclusion

A browser-based PDF editor lets you sign, annotate and fill PDFs without uploading them or paying for software. Pair it with the merge, split and compress PDF tools for a complete, private PDF workflow.

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