Online PDF Signature

Sign directly on PDFs and adjust the size and thickness of your signature brush. All operations are local, ensuring your privacy.

As of June 2026, Online PDF Signature has 826 users and a 5.00/5 rating from 6 reviews in the Productivity category.

Productivity

Chrome Web Store ↗.crx

Users+10.3%

826

Rating0%

5.00

6 reviews

Reviews0%

Version

1.0.6

Manifest V3

History

4 snapshots

Tracking since Apr 1, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 1, 2026	749	5.00	6	1.0.6
Apr 21, 2026	764	5.00	6	1.0.6
May 11, 2026	791	5.00	6	1.0.6
Jun 6, 2026	790	5.00	6	1.0.6
Now	826	5.00	6	1.0.6

Permissions & access

Permissions: None declared
Host access: None declared

Screenshots

About

Sign PDFs directly in your browser without installing any new software. Easily adjust the size and thickness of your signature brush. All operations and data are handled locally, so there’s no need to upload your PDF, ensuring your privacy and security.

Key Features:
[🌐] Works Offline, Always AvailableNo internet required—quick responses, ready to serve you anytime, anywhere.
[🔒] Local Storage, Enhanced SecurityAll files are stored on your device, ensuring privacy and data protection.
✒️ Adjust Pen Thickness and ColorWant thinner signature lines? We offer flexible customization options, allowing you to freely adjust the thickness and color of your signature lines. This flexibility helps you create a professional and personalized signature while maintaining the document's aesthetics.
💻 User-FriendlyIf you make a mistake, you can easily undo the last action. The convenient toolbar navigation makes it easier for you to work efficiently.

FAQ:
💻 .How do I add a signature to a PDF?
You can add a signature to a PDF through the following methods:
● Online signature tools
● Adobe
● PDF signature tools

💻 .How do I put a signature on a PDF?
Follow these steps to place a signature on a PDF:
1. Open PDF
2. Use canvas to draw signature on PDF
3. Download the signed PDF file

💻 .Can I add a signature to a PDF without Adobe?
Yes, SignatureMaker can replace Adobe to sign directly on PDF without downloading Adobe

💻 .How can I add a signature to a PDF for free?Once you have installed SignatureMaker, you can add a signature by following these steps:
1. Open your PDF with SignatureMaker.
2. Draw your signature.
3. Download the signed PDF.