DocSign - PDF Tools Scanner

Content rating
Everyone
50+
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Content rating
Everyone
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About this app

DocSign – Free PDF Toolkit: Sign, Edit, Scan
Completely free. No account. Works offline.

DocSign is the only PDF toolkit you’ll ever need. Sign contracts, annotate documents, merge files, scan with your camera, and create professional PDFs — all without creating an account or connecting to the internet. 100% private, 100% free, forever.

✨ Key Features
📝 PDF Editing & Annotation
eSignatures – Draw, type, or upload your signature. ESIGN Act & eIDAS compliant.

Highlight, underline, strikethrough – Mark up any document.

Freehand ink drawing – Choose from 8 colors.

Sticky notes & text stamps – Add comments or “Approved”, “Draft” stamps.

True Redaction – Permanently black out sensitive information.

🛠️ PDF Tools
Merge multiple PDFs into one.

Extract specific pages.

Rotate pages (90° increments).

Watermark – Add “CONFIDENTIAL”, “DRAFT”, or custom text.

Duplicate pages.

QR Code generator – Embed payment links or contact info.

One‑click email – Send signed PDFs instantly.

📋 16 Business Templates
Invoice, Receipt, Quotation, Purchase Order, Bill of Sale, Expense Report, NDA, Service Agreement, Freelance Contract, Rental Agreement, Non‑Compete, Offer Letter, Employment Contract, Termination Letter, Business Proposal, Meeting Minutes.

📱 Document Scanner
Camera capture with auto‑crop.

Multi‑page scanning – Batch mode.

B&W mode – Clean, print‑ready documents.

🔒 Privacy & Security
100% offline – Documents never leave your device.

No account required – Just open and use.

No data collection, no tracking.

Password‑protected PDF support.

Cryptographically signed audit trail – Legally compliant signatures.

📊 Pro Tools (No Paywall)
Document comparison – Side‑by‑side diff.

Full‑text search across PDFs.

Clause bookmarks for contracts.

Annotation summary panel – See all marks at a glance.

Keyboard shortcuts – Ctrl+S, Ctrl+Z, Ctrl+P.

🌐 Available Everywhere
Android, Web, iOS, Windows, Mac, Linux – one codebase, all platforms. Built with Flutter. Open source (MIT License).

🎯 Perfect For
Small business owners – Sign contracts, send invoices.

Freelancers – Create proposals, sign agreements.

Lawyers – Review and annotate legal documents.

Auditors – Redact sensitive financial data.

HR professionals – Create offer letters and contracts.

Real estate agents – Sign lease agreements.

Medical professionals – HIPAA‑friendly document handling.

Retail shops – Create receipts and price tags.

🔐 Your Data Stays Private
DocSign processes everything on your device. No servers, no cloud storage, no data collection. Your documents, signatures, and personal information never leave your phone.

📱 Tech Specs
Size ~57MB

Version 2.0.0

Android 5.0+

Permissions – Camera (scanner only), Storage (save PDFs)

Internet – Not required after install.

🔄 Regular Updates
We’re constantly improving DocSign. Have a feature request? Email us!

📧 contactmindai@gmail.com

🌐 https://pdf.contractmind.ai

📦 Open source: github.com/contractmind/docsign

Download DocSign today – the last PDF tool you’ll ever need. Completely free. Forever.
Updated on
Jun 4, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection

What’s new

🌐 New Languages

DocSign now speaks your language! Available in English, Spanish, Hindi, Telugu, and French — with more languages coming soon.

🙏 Thanks for using DocSign! As always, it's completely free, requires no account, and works offline.