Need to sign a contract, lease, invoice, or legal agreement right from your phone?
DocSigner Pro is the fast, professional, and 100% private PDF signing and form-filling app designed for people who value speed and total document privacy.
Unlike other document apps that upload your sensitive legal papers to external cloud servers, DocSigner Pro processes and seals every file locally on your device. Your contracts, bank statements, and signatures NEVER leave your phone.
KEY FEATURES
1. ULTRA-SMOOTH SIGNATURE & INITIALS STUDIO
• Natural Finger Drawing: 120 FPS high-precision drawing canvas with customizable pen widths (Fine, Medium, Bold) and rich document ink colors (Pure Black, Slate, Royal Blue, Mahogany).
• 8 Calligraphic Font Styles: Automatically generates elegant, authentic handwritten signatures using your name.
• One-Tap Initials: Pre-populates your initials (e.g. C.M.) for quick multi-page contract initialing.
• Save Default Signature: Reuse your verified signature across multiple documents in a single tap.
2. SMART PDF FORM FILLING & MAGNETIC SNAP
• Fill Any Field: Add Name, Date, Initials, Job Title, Company, and Checkboxes anywhere on the page.
• Magnetic Alignment Snapping: Built-in smart guide rails magnetically snap your fields into perfect horizontal and vertical alignment with existing document elements.
• Responsive Resizing: Easily pinch or drag corners to adjust signature size directly on the paper.
3. BANK-GRADE PRIVACY & AUDIT TRAIL
• 100% Offline Processing: Zero internet connection required. Sign documents on a plane, in remote areas, or in confidential meetings.
• SHA-256 Cryptographic Verification: Automatically generates tamper-evident digital hashes to verify that the signed document has not been altered.
• AES-256 PDF Password Encryption: Secure your finalized PDFs with military-grade passwords before sending.
4. DOCUMENT VAULT & INSTANT SHARING
• Organized Vault: Search, filter by status (Draft, Ready to Sign, Completed), and preview multi-page PDFs with high-resolution rendering.
• Instant Export: Share sealed PDFs directly via Email, WhatsApp, Google Drive, Slack, or print via wireless Android print services.
FAIR MONETIZATION: SIGN FREE OR OWN FOR LIFE
We believe you shouldn't be locked into expensive monthly subscriptions just to sign an occasional document:
• 100% Free Option: Need to sign a document right now? Watch a short 15-second sponsor video to unlock unlimited signatures and export with zero payment.
• Lifetime VIP Pass: Pay once and own DocSigner Pro forever. Unlimited documents, zero ads, and priority offline features for life.
LEGAL & COMPLIANCE READY
DocSigner Pro signatures are designed to comply with global e-signature standards (including US ESIGN Act and European eIDAS requirements for electronic signatures), making your signed documents legally binding for business agreements, NDAs, real estate leases, employment forms, and purchase orders.
Download DocSigner Pro today and sign documents with confidence, speed, and absolute privacy!
Sign, fill & seal PDF documents securely offline. 100% private, no cloud needed.