Add an electronic signature to a PDF
Our online tool enables you to create your digital signature, personalise it and add it to all your PDF files.
Signature or initials Personalisation Multiple signatories ComplianceThe how to
From editing PDFs to secure distribution—all in one platform
1. Upload your PDF
Upload your documents securely with our enterprise-grade encryption.
2. Edit & Sign
Use professional editing tools and add legally binding digital signatures.
3. Secure Download
Download or share your encrypted documents with full audit trails and access controls.
Upload documentFeatures
Enterprise-grade tools for editing, signing, and securing business documents
Signatures
Create your digital signature, personalize it and add it to your PDF files securely.
Start now
Editor
Compress PDF
Split
Merge PDFs
Convert Word to PDF
Teams from top companies use our tools
Browser extension
PDFSmart: One-click editing and management across Chrome and Firefox
Coming soon
Google Chrome
Edit PDFs directly from Chrome with one click. Perfect for web research and quick document editing.
Be the first to know when we launch
Available now
Mozilla Firefox
Seamlessly edit PDFs in Firefox. Open any PDF with PDFSmart for instant editing and conversion.
Add to Firefox★★★★★ • 4.8 rating
Enterprise document management
Professional tools designed for security, compliance, and productivity
Advanced Editing
Edit, annotate, and manage documents with version control and real-time collaboration.
Digital Signatures
Add compliant eSignatures directly within documents to speed up secure approvals.
Data Protection
Encrypt and control file access with enterprise-level security standards.
Access Control
Define roles and permissions to manage document access and sharing securely.
Audit Trails
Track every edit and signature with complete, verifiable activity logs.
Compliance
Stay aligned with GDPR and ISO standards through built-in governance tools.
Testimonials
Trusted by teams who move documents faster
"PDFSmart cut our document turnaround time by 60%. The drag-and-drop workflow is a game changer."
Sarah Chen
Operations Director
TechFlow Inc
"The integration with our CRM was seamless. Now our sales team can get contracts signed in minutes."
Michael Rodriguez
Sales VP
CloudScale Solutions
"Security and compliance were our top concerns. PDFSmart exceeded our expectations on both fronts."
Lily Bennett
Legal Counsel
FinTrust Partners
"PDFSmart cut our document turnaround time by 60%. The drag-and-drop workflow is a game changer."
Sarah Chen
Operations Director
TechFlow Inc
Business Pricing
Pricing plans that scale with your business
Choose the right plan for your team size. All plans include our core document management features with enterprise-grade security.
Limited Access
Perfect for small teams getting started
$49.99 /month
Start nowEditing tools
Editing
File merging
PDF splitting
Compression
Rotate
Creation
Scan
Summary
Cropping
Translation
Teamwork tools
Full Unlimited Access
For growing teams with advanced needs
$49.99 /month
Start nowEditing tools
Editing
File merging
PDF splitting
Compression
Rotate
Creation
Scan
Summary
Cropping
Translation
Full Unlimited Annual Access
Tailored solutions for large organisations
$99.00 /year
Start nowEditing tools
Editing
File merging
PDF splitting
Compression
Rotate
Creation
Scan
Summary
Cropping
Translation
Knowledge base
Recent articles
Frequently asked questions
Common questions about security, compliance, and enterprise features. Need more information? Contact our enterprise team
Business support
Dedicated account managers and 24/7 technical support for corporate clients.
Contact usWhy use a digital signature on a PDF as a professional?
How does electronic signature work on PDFSmart?
Does an electronic signature have the same legal value as a handwritten signature?
What are the advantages of using PDFSmart to sign a PDF document?
In which cases is PDFSmart essential for signing a PDF?
Join millions of users who trust PDFSmart for fast, accurate document editing. No installation required, start editing right away.
5M+
Documents edited monthly
100+
Countries worldwide
24/7
Available anytime
Upload documentSecure & private