QaviloPDF Your Everyday PDF Toolkit
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Sign PDF Online

Add visual electronic signatures to your PDF documents easily and securely. Draw with your stylus or mouse, type with elegant cursive scripts, or upload an image. Position and resize signatures on any page with client-side in-browser processing.

Draw, type, or upload custom visual electronic signatures
Place and resize signatures freely across any document page
In-browser client-side processing with zero server uploads
Instant download preserving original PDF quality and formatting
Looking for other tools? Try our reorder pages with Organize PDF, protect documents with Watermark PDF, or number pages with Add Page Numbers.
Select or drag files here
Fast, private document processing with QaviloPDF

How to Sign PDF Document

Follow these 3 simple steps to process your document.

1

Upload PDF Document

Select or drag and drop your PDF file to load it into the interactive preview.

2

Create & Position Signature

Draw, type, or upload your signature, then drag and resize it on any page.

3

Sign & Download

Click "Sign & Download PDF" to instantly compile and download your signed document.

Designed for Simple Document Tasks

Convert Word documents, merge PDFs, create PDFs from images, rotate pages, and extract content with straightforward tools.

Multiple tools in one place

Convert Word documents, merge PDFs, create PDFs from images, rotate pages, and extract pages without switching between different websites.

Easy to use

Select files, choose your options, preview your document, and download your results through a clean, responsive interface.

Browser-based PDF tools

Organize PDF, Merge PDF, Images to PDF, Split PDF, Rotate PDF, Add Page Numbers, and Watermark process documents locally in your browser, subject to browser and file-size limitations.

Word document compatibility

Convert .doc and .docx documents through our LibreOffice-powered conversion service. Complex formatting may not always match the original exactly.

Privacy and Document Processing

Transparent Processing Methods

Read Full Privacy Policy

QaviloPDF uses different processing methods depending on the tool:

Word to PDF

Word documents are sent to QaviloPDF's conversion server for processing.

Organize PDF, Merge PDF, Images to PDF, Split PDF, Rotate PDF, Add Page Numbers, Watermark & Sign PDF

Document processing takes place locally in the browser, without uploading the selected files to the conversion server.

We aim to minimize unnecessary data handling. Please review our Privacy Policy for details about server-side processing, temporary files, hosting providers, analytics and data retention.

Frequently Asked Questions

Helpful answers about electronically signing PDF documents in QaviloPDF.

How do I electronically sign a PDF document?
Upload your PDF, click "Add Signature", and choose Draw (using your mouse, finger, or stylus), Type (with realistic cursive typography), or Upload (PNG or JPEG image). Position and resize the signature on any page, then click "Sign & Download PDF".
Can I place multiple signatures across different pages?
Yes. You can create multiple signatures and stamp them on any page of your document. Use the page switcher to navigate through multi-page PDFs and position signatures anywhere with drag-and-drop.
Is my signature or document uploaded to any external server?
No. QaviloPDF processes your PDF document and signatures entirely within your web browser. Zero document contents, zero images, and zero signature data are ever transmitted to any server or external API.
What is the difference between this electronic signature and a cryptographic digital certificate?
QaviloPDF provides visual electronic signatures (an electronic representation of your handwritten signature stamped onto the document). It is not a cryptographic digital signature and does not include public-key infrastructure (PKI) digital certificates or identity verification.
Can I sign PDFs on my smartphone or tablet?
Yes. The signature drawing canvas and document overlay fully support mobile touchscreens and styluses with responsive drag, resize, and positioning controls.
Looking for other PDF tools?
Explore our Organize PDF, Watermark PDF, Add Page Numbers, Rotate PDF, Split PDF, and Merge PDF tools.