SignifyPDF
100% private, free, local-first PDF signer in your browser
SignifyPDF launched on June 9, 2026 with 2 votes.
What it does
🚀 Sign PDFs Without Sacrificing Your Privacy SignifyPDF is a premium open-source PDF signer that runs 100% in your browser. Unlike most tools, your documents never leave your device—no uploads, no servers, no tracking. 🔒 Complete Privacy ✍️ Smooth Signature Drawing with Eraser ⚡ Sign & Download Instantly 💎 No Watermarks, No Subscriptions, Completely Free Fast, secure, and built for people who value privacy.
SignifyPDF is a premium, secure web application for signing PDF documents completely locally in your browser. No files are uploaded to any server.
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PrivatePDF – minimal PDF editor that runs in the browser2023 · github.com · ▲14I created this tool to make it quick and easy to sign PDF contracts, without having to deal with installing additional software and without worrying that my PDFs will get uploaded to a third party. It supports the bare minimum for my most common usecases. It is not intended to be a full-featured PDF editor. Features include filling PDF forms, inserting images and text, and rotating PDFs. Check it out by either picking a PDF of your own - https://photown.github.io/private-pdf/, or with a preloaded sample PDF -…
Add Your SignatureMay 2026 · addyoursignature.com · ▲3Drop a PDF, sign it, done. All in your browser.
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