passiveincome.fun

🧪 Experiment #1 · Micro-SaaS log

OpenSigner: can a privacy-first PDF signer earn money?

A real product we built and launched. We publish the revenue as it happens, including when it's zero.

Visit opensigner.online ↗

  1. 26 Oct 2026

    Launched opensigner.online

    Sign PDFs in the browser: the file never leaves your device. Built with React, pdf-lib and pdf.js, hosted on Cloudflare Workers. Free core signing; Pro adds custom branding on the certificate, saved templates and more.

  2. 26 Oct 2026

    Payments wired

    Razorpay checkout with server-side verification and signed licence keys. Pro priced at ₹3,999/year in India and $49/year elsewhere, with a monthly option and a 7-day refund.

  3. 26 Oct 2026

    SEO groundwork

    Pre-rendered pages, structured data, sitemap, Search Console verified, and honest long-tail guides (e.g. signing without uploading). Global e-signature legality guide added.

⚠️ Not financial advice. Passive Income Fun shares general education and news. Every way to earn money carries risk and needs effort; there are no guaranteed returns. Check the original source and consider a licensed adviser before you invest.