Happy Singh

Engineer by day, builder by choice

About

Engineer by profession, builder by choice. Creating SaaS, AI tools, and digital businesses designed to solve real-world problems and scale sustainably.

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QuickPDFSign

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Tastemaker

Gone streaking

Maker History

Quick PDF SignSign PDFs free — no uploads, no account, 100% private
Jun 2026

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Joined Product HuntJune 7th, 2026

Forums

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16h ago

Quick PDF Sign - Sign PDFs free — no uploads, no account, 100% private

Quick PDF Sign lets you sign PDF documents entirely in your browser — no file uploads, no account, no watermarks, and no paywalls. Your files never leave your device. Draw, type, or upload a signature; add text and dates; resize, rotate, and reposition. Works on desktop and mobile. Built on PDF-lib for 100% client-side processing.