Top 10 Tools That Show You How to Sign a PDF Electronically
In a world where speed, efficiency, and security define modern business, the ability to sign digital documents has become essential.

Whether you’re working from home, managing a remote team, or closing deals globally, understanding How to Sign a PDF Electronically
But with so many tools available, how do you choose the right one? In this blog, we’ll break down the top 10 platforms that make electronic signing easy, legal, and secure. From free tools for individuals to enterprise-grade platforms for businesses, each of these options will teach you how to sign a PDF electronically with confidence.
1. DocuSign
DocuSign is one of the most recognized names in the world of digital signatures. Known for its secure, cloud-based infrastructure and legal compliance across jurisdictions, DocuSign offers an intuitive interface and strong mobile apps.
Features:
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Drag-and-drop signature placement
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Template management for recurring documents
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Multi-party workflows
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Legally binding signatures in 180+ countries
Best For: Large teams, businesses, and professionals who need reliable global compliance.
How to Sign a PDF Electronically with DocuSign:
Upload the PDF, add signer information, place the signature fields, and send it for signing. Once completed, each party gets a certified copy.
2. Adobe Acrobat Sign
Part of the Adobe ecosystem, Acrobat Sign (formerly Adobe Sign) is deeply integrated with PDF documents. It’s ideal for people already using Adobe products and offers excellent document control.
Features:
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Enterprise-level e-signatures
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Integration with Microsoft 365, Salesforce, and more
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Advanced authentication and tracking
Best For: Creative professionals, enterprise users, and those working in document-heavy industries.
How to Sign a PDF Electronically with Adobe:
Open the PDF in Acrobat, click on “Fill & Sign,” choose “Sign yourself,” and draw or insert your digital signature.
3. TrueCopy
TrueCopy is a leading digital signature platform in India, known for its integration with government systems and enterprise tools like SAP. It supports certificate-based and Aadhaar-based digital signing.
Features:
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Legally compliant under India’s IT Act, 2000
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Digital certificate signing with audit trails
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Aadhaar OTP-based eSign
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SAP, HRMS, and ERP integrations
Best For: Indian businesses, government agencies, and regulated industries.
How to Sign a PDF Electronically with TrueCopy:
Upload your PDF, choose e-sign method (OTP or certificate), position your signature, authenticate, and download the digitally signed file.
4. HelloSign (Dropbox Sign)
HelloSign, now Dropbox Sign, is a simple, easy-to-use tool for freelancers, startups, and small businesses. The platform focuses on clean design and smooth UX.
Features:
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Integration with Dropbox and Google Drive
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In-browser signing
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Simple templates and team features
Best For: Solo professionals and small teams.
How to Sign a PDF Electronically with HelloSign:
Upload your document, drag and drop signature fields, and send it off for signing—all in a few clicks.
5. SignEasy
SignEasy provides a great mobile-first experience for users who often sign on the go. With clean apps for both iOS and Android, it’s made for professionals who need to sign PDFs frequently while traveling or remote.
Features:
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Native mobile apps
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Offline signing
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Integration with Gmail, Outlook, Dropbox
Best For: Mobile users and professionals who work outside the office.
How to Sign a PDF Electronically with SignEasy:
Open the app, import your PDF from email or cloud, tap to sign with your finger or stylus, and export it via email or cloud.
6. Zoho Sign
Zoho Sign is part of the Zoho business suite, making it a good choice for teams already using Zoho CRM, Zoho People, or Zoho Projects.
Features:
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Fully digital signing workflow
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Multi-language support
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API access and automation
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Timestamped audit trails
Best For: Businesses using Zoho ecosystem tools.
How to Sign a PDF Electronically with Zoho Sign:
Upload the file, assign roles, and send invitations to sign. Monitor progress with real-time tracking.
7. PandaDoc
PandaDoc combines e-signature capabilities with document creation, allowing users to build contracts, proposals, and agreements from scratch before signing.
Features:
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Document editor
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Analytics and engagement tracking
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CRM integrations (HubSpot, Salesforce)
Best For: Sales teams and businesses with heavy document creation needs.
How to Sign a PDF Electronically with PandaDoc:
Build or upload a document, place e-signature fields, and invite recipients to sign in a guided workflow.
8. Smallpdf
Smallpdf is a web-based tool offering a suite of PDF utilities, including compression, merging, and e-signatures. It’s perfect for occasional use and quick fixes.
Features:
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Free and fast online PDF signing
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Integration with Google Drive and Dropbox
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No account required (for basic use)
Best For: Occasional users and quick signatures.
How to Sign a PDF Electronically with Smallpdf:
Drag and drop your PDF, add a signature with a click, and download the signed document in seconds.
9. SignNow
SignNow is an affordable and feature-rich e-signature tool that competes with DocuSign but at a lower price point. It supports workflows, templates, and bulk sending.
Features:
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Multi-signer support
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Affordable pricing tiers
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Advanced document workflows
Best For: Mid-sized teams and businesses on a budget.
How to Sign a PDF Electronically with SignNow:
Upload the document, define signer roles, insert fields, and send for signature. Real-time notifications and audit trails are built in.
10. eSignDesk by NSDL
This is a government-authorized Aadhaar e-signing platform specifically for Indian users. It’s especially useful for businesses and individuals needing legally compliant e-signatures.
Features:
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Aadhaar e-KYC based verification
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Legally binding under IT Act
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Secure cloud storage of signed documents
Best For: Indian users who need government-grade verification.
How to Sign a PDF Electronically with eSignDesk:
Register, upload your PDF, verify via Aadhaar OTP, and receive a fully signed and compliant document.
Comparison Table: Quick Overview
Tool | Best For | Legal Compliance | Mobile Support | Integrations |
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DocuSign | Global businesses | High | Yes | Extensive |
Adobe Sign | Enterprises | High | Yes | Microsoft, Adobe |
TrueCopy | Indian enterprises | Very High | Yes | SAP, HRMS |
HelloSign | Freelancers | Moderate | Yes | Dropbox, GDrive |
SignEasy | Mobile users | Moderate | Excellent | Gmail, Outlook |
Zoho Sign | Zoho users | High | Yes | Zoho ecosystem |
PandaDoc | Sales teams | High | Yes | HubSpot, Salesforce |
Smallpdf | Casual users | Basic | Yes | Cloud platforms |
SignNow | SMBs | High | Yes | Google, Office |
eSignDesk | Govt. compliance | Very High | Yes | Aadhaar services |
For enterprise-ready integration and scalable signature workflows, explore TrueCopy’s SAP-based digital signature solutions.
About Us:
Truecopy.in is a trusted platform that simplifies the way official documents are issued, signed, and verified digitally. Serving thousands of institutions and organizations, Truecopy offers secure and legally compliant solutions for digital signatures, e-certificates, transcripts, and document verification. With a focus on accuracy, speed, and security, Truecopy helps users manage important credentials effortlessly whether for education, employment, or compliance needs.