Rubrisign: PDF Sign Unlimited

Stop paying monthly for signatures.

Most PDF apps trap you in expensive subscriptions just to sign your own documents. Rubrisign changes that.

Pay once and get a professional-grade, unlimited signing tool for life. No hidden fees, no recurring bills, and absolutely no watermarks.

Your premium signing assistant, Rubrisign provides a clean, distraction-free environment for your most important paperwork.

The Premium Rubrisign Advantage:
💎 Pay Once, Own Forever: Say goodbye to monthly subscriptions. One small price for a lifetime of unlimited signatures.

🔒 100% Private & Secure: Your documents never leave your device. We don't use cloud processing, ensuring your sensitive data stays yours.

🚫 No Watermarks: Every document you sign remains clean and professional.

📺 Zero Ads: You’ve paid for the app, so we won’t waste your time or data with ads.

♾️ Unlimited Pages: Sign 1-page NDAs or 100-page contracts. There are no limits.

📂 Smart History: A dedicated vault to manage and review every document you’ve ever signed.

Built for Professionals:
Business Owners & Freelancers

Real Estate Agents

Legal Professionals

Students & Teachers

Rubrisign is the "nothing else" app. We don't bloat your phone with features you don't need. We do one thing—signing—better than anyone else.

Invest in your productivity. Get Rubrisign today and make it a part of your professional toolkit.

Recent changes:
We built Rubrisign because we were tired of "free" apps that added ugly watermarks and forced you into expensive monthly subscriptions. With Rubrisign, you pay once and own a professional-grade signing tool for life.