Launching today

Vellinko
Sign any PDF without sending it anywhere
2 followers
Sign any PDF without sending it anywhere
2 followers
Vellinko lets you sign, initial and fill in PDFs right in your browser. Your file is never uploaded: no account, no limits, works offline. Draw, type or snap your signature, initial every page in one click, and get a timestamped, flattened PDF.





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Hey Product Hunt! 👋
I’m the founder of Vellinko, and I’m 16.
I built it after realizing that signing a simple PDF online almost always means uploading it to someone else’s servers. Leases, NDAs, school forms: that’s private paperwork, and I didn’t like not knowing where it ended up.
So Vellinko does everything right in your browser:
Your PDF is never uploaded, not even temporarily
No account, no limits, 100% free
Draw, type or upload a photo of your signature
Initial every page in one click and fill in form fields
Every signature gets a date and time stamp
Works offline once loaded. Try it in airplane mode!
It creates a simple electronic signature, perfect for everyday documents. For high-stakes contracts, a certified provider is still the right call, and I’d rather be upfront about that.
I’d love your honest feedback: what’s missing for you to switch from your current e-signature tool?
I’ll be here all day answering every comment 🙏