Rubrisign: Easy PDF Signer

Stop printing, scanning, and wasting paper. Meet Rubrisign, your go-to tool for signing PDF documents directly from your Android device. Whether it’s a contract, an NDA, or a school form, Rubrisign makes digital signatures effortless and professional.

Why choose Rubrisign?

✍️ Draw Your Signature: Create a natural-looking signature with your finger or a stylus.

📄 Easy Import: Open PDFs directly from your email, file manager, or cloud storage.

🚀 Fast Workflow: Open, sign, and share in under 30 seconds.

🔒 Privacy First: Your documents are processed locally on your device—we never see your private data.

Free Version Features:

Quickly sign any PDF page.

Share signed documents via Email, WhatsApp, or Drive.

Manage and view your recently signed documents.

Meet Siggy, our signature assistant, who guides you through the process!

Ready to go Pro?
Love the app? Check out the Rubrisign Premium version for:

Unlimited pages and signatures.

No watermarks on your documents.

A completely Ad-Free experience.

Advanced document management.