OnePen Sign

Draw handwritten signatures on web pages and PDFs opened in your browser. Export as PNG or capture signed documents.

OnePen Sign lets you draw a visual handwritten signature directly on web pages and PDF files opened in your browser. Use a clean and minimal overlay pen to sign documents quickly without uploading files, creating accounts, or using external services. Your signature stays local on your device. Features: • Draw a handwritten signature on web pages and browser-viewed PDFs • Move and resize your signature using drag and zoom • Export your signature as a transparent PNG image • Capture signed documents as images • Simple overlay interface with no distractions • No registration, no cloud, no tracking Important notes: • This extension provides a visual handwritten signature only • It does NOT create a certified or legally binding digital signature • Automatic screenshots may be restricted on some pages (PDF viewers, protected pages, or browser pages) • In those cases, you can always take a manual screenshot with the signature visible on screen OnePen Sign is designed for convenience, speed, and privacy.