Zap Sign

Sign PDFs directly in your browser

As of May 2026, Zap Sign has 12 users and a 5.00/5 rating from 1 reviews in the Productivity category.

Chrome Web Store ↗.crx

Users−14.3%

12

12

Rating0%

5.00

1 reviews

Reviews0%

1

Version

1.0

Manifest V3

History

4 snapshots

Tracking since Apr 20, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 20, 2026	14	5.00	1	1.0
May 5, 2026	15	5.00	1	1.0
May 16, 2026	13	5.00	1	1.0
May 30, 2026	11	5.00	1	1.0
Now	12	5.00	1	1.0

Permissions & access

Permissions: storage
Host access: None declared

Screenshots

Zap Sign screenshot 1

Zap Sign screenshot 2

Zap Sign screenshot 3

About

Zap Sign is a simple and secure tool for digitally signing PDF documents directly within your browser.

1. Upload a PDF from your device
2. Create a handwritten signature using your mouse or touchscreen
3. Place your signature precisely by clicking on the document
4. Instantly download the signed PDF to your device

All processing is performed locally on your computer, ensuring your documents remain private and never leave your browser.
Zap Sign provides a fast, reliable, and secure solution for signing documents without the need for accounts, uploads, or external services.

Technical

Version: 1.0
Manifest: V3
Size: 792KiB
Min Chrome: 88
Languages: 1
Featured: No

Metadata

ID: bhaheikpendhgaldppbgjechiacgonmb
Developer ID: u973a0f1a7dfe6005ee9db92540abf773
Developer Email: [email protected]
Created: May 21, 2025
Last Updated (Store): May 21, 2025
Last Scraped: May 30, 2026
Website: —
Support URL: https://sproutcircle.ca/
Privacy Policy: —

Similar extensions

Alternatives to Zap Sign, ranked by description similarity.

PDF Pen — Sign & Fill Instantly

Sign and annotate PDFs directly in Chrome with signatures, text, and checkboxes.

PDFSigner - Create and Attach Signatures to PDFs

PDFSigner - Create and Attach Signatures to PDFs. Offline.

Boost productivity with PDF Sign editor: Easily sign documents online and fill forms. Streamline workflow with a pdf signer tool.

Sign PDF documents quickly. Customize and place your pdf signature digitally on documents with our reliable PDF signer.

LocalSign – Free PDF Signer | Edit & Write in PDF

Free PDF signer – Edit and write in PDF documents directly in your browser. Your files never leave your computer.

Signature maker

Use Signature Maker to sign documents online for business or personal purposes, and save your pdf sign documents with one click

Online PDF Signature

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

Use PDF Signer to sign pdf documents in Chrome's sidebar. Sign and fill documents with signatures and easily add stamp to pdf.

Data sourced from the Chrome Web Store · last verified May 30, 2026.