Sign documents online by adding electronic signature to PDF For Free

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Up to 100 MB for PDF and up to 25 MB for DOC, DOCX, RTF, PPT, PPTX, JPEG, PNG, or TXT
Based on 12500+ reviews
Last updated on Nov 13, 2025

What is eSign PDF?

The eSign PDF feature in pdfFiller allows users to electronically sign PDF forms, eliminating the need for printing, scanning, or mailing. This tool simplifies workflows by providing a secure, paperless way to sign PDFs, ensuring compliance and efficiency.

Why electronic signatures simplify document approvals

Electronic signatures revolutionize the document signing process, offering a fast and eco - friendly alternative to traditional paperwork and face - to - face meetings. Ideal for remote work, they enable users to approve documents in a particular signing order and share them instantly from anywhere. eSigning PDF documents accelerates approvals, cuts administrative costs, and simplifies document workflows, making the entire process more efficient and seamless.

How eSignatures enhance efficiency and security

Electronic signatures minimize the time and resources spent on approving PDF documents, significantly enhancing workflow efficiency. With advanced encryption, authentication measures, and compliance with industry - specific regulations, every eSignature is secure, legally recognized, tamper - evident, and maintains the integrity of signed documents while protecting your sensitive information. Additionally, audit trails in the eSigning process provide a transparent record of all transactions, promoting accountability and trust.

Examples of feature use cases

Explore some practical applications of the eSign PDF feature that demonstrate its versatility and effectiveness over traditional handwritten signature usage across various industries and scenarios.

Common eSignature usage for businesses

A reliable PDF signature tool allows professionals to sign PDFs online quickly and efficiently, streamlining the contract signing process for businesses of all sizes. From sales proposals and invoices to offer letters, NDAs, and fillable PDF forms, electronic signatures make it easier to close deals and finalize agreements while maintaining data security and compliance.

eSign PDF use cases for individuals

Many individual users also find it convenient to add their signatures online, whether for rental agreements, school forms, or financial paperwork. For freelancers, the ability to sign PDFs online is especially useful, offering a professional and efficient way to manage client agreements and invoices with just a reliable internet connection.

Collect legally binding electronic signatures the easy way

Edit, sign, send — done!

Quickly edit documents online, add signatures, and send for signing — all from one easy-to-use solution you can access from anywhere.
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Customize your workflow

Send documents to a single recipient or an entire group. Assign roles, set a signing order, and schedule reminders for a smooth, error-free process.
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Collect data efficiently

Create fillable PDF forms and let your recipients complete them from any device. Publish forms online or share them via a direct link to capture data and signatures without chasing people down.
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Track and store documents

Get real-time visibility into the signing process and keep track of all your documents in one place. Your files are stored in secure cloud storage, so you can access them anytime and anywhere.
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Share & collaborate

Need more eyes on a document before sending? Share it with the team to edit or highlight content, redact sensitive information, leave feedback, and exchange comments.
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Maintain security & compliance

Collect signatures in compliance with ESIGN, UETA, eIDAS, and GDPR. Protect your documents with a password, request additional signer authentication, set document expiration dates, and more.
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How to send a document for signature?

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Upload

Upload your document to pdfFiller and click E-sign.
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Add recipients

Choose who needs to sign and add as many recipients as you need.
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Prepare

Drag and drop fillable fields on your document and assign them to specific recipients.
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Finalize & send

Review your recipients, customize the signing order, set reminders, and hit Send.
Upload your document

Who needs this?

Explore how professionals use pdfFiller to get documents signed.
Sales
Human Resources
Legal
Real Estate
Education
Finance
Sales

Sales

Quickly edit contracts, add eSignatures, and send them to clients or vendors for signing without leaving pdfFiller. Track who has signed and who still needs to take action, keeping your business running smoothly.
  • Service agreements
  • Vendor contracts
  • Non-disclosure agreements (NDAs)
  • Purchase orders
Human resources

Human Resources

Create fillable PDF forms for offer letters, employment contracts, and onboarding documents. Let new hires complete and sign them from any device, making the onboarding process accessible and hassle-free for everyone.
  • Offer letters
  • Employment contracts
  • Non-compete agreements
  • Benefits enrollment forms
Real estate

Real Estate

Edit property agreements, add signature fields, and send them to buyers, sellers, or agents for signing. Send documents to a single recipient or an entire group, and track the signing process in real time to ensure timely closings.
  • Purchase agreements
  • Lease contracts
  • Property disclosure forms
  • Inspection reports
Education

Education

Create fillable forms for permission slips, enrollment documents, or policy acknowledgments. Allow parents, students, or staff to complete and sign them from any device. Keep track of all signed documents in one secure place for easy access and compliance.
  • Permission slips
  • Enrollment forms
  • Scholarship applications
  • Teacher contracts
Finance

Finance

Edit financial agreements, add eSignatures, and send them to clients or stakeholders for signing. Allow clients to complete and sign online digital forms from anywhere to simplify loan applications, account openings, and authorizations.
  • Loan agreements
  • Investment contracts
  • Financial statements
  • Payment authorizations

Why sign documents with pdfFiller?

GDPR
AICPA SOC 2
PCI
HIPAA
CCPA
FDA

Ease of use

Users appreciate pdfFiller's intuitive interface and the ability to manage documents from anywhere without clunky desktop software.

More than eSignature

pdfFiller is a complete solution that offers PDF editing, eSignature, file storage, and collaboration under one roof.

For individuals and teams

Whether you work solo or with a team, pdfFiller equips you with all the tools to handle your daily document tasks.

Collect signatures with a trusted, all‑in‑one solution

Try easy-to-use tools for all your document management needs.
Upload your document

pdfFiller scores top ratings on review platforms

Users Most Likely To Recommend - Summer 2025
Grid Leader in Small-Business - Summer 2025
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The form 1096 is not current in the video shown - it shows 2012 and the number 7 is different for 2016, so would like an explanation of what NEC means. Thought I could use this for 1099 and also 1096 but still need to use IRs forms to send them, so dissapointing. Wondering what I will use this service for - does it allow ALL pdf files that I receive to be opened and edited? If so, then useful. Otherwise, probably short lived for me.Thx
s
I looked through all of the court libraries, many online results, etc to find what I needed to represent myself in court against my ex to defend my parenting rights, and this was the only place a found the form I needed, that was writable and downloadable. I appreciate this so much in such an already stressful situation, thank you pdfFiller.
Michelle M
pdfFiller support - Honest and Prompt I used pdfFiller with a free trial account because I only needed a single instance use. Product worked perfectly for my needs than I cancelled the account. Later in the month my bank advised of a subscription payment!!! I contacted pdfFiller support to put my case. Result .... immediate reply from pdfFiller with refund of subscription arranged. Honest and prompt.
Barry Counsel
Initially Initially, it was a bit difficult to insert the text; but after a while I discovered the "T" tool for aligning texts. I also like the fact that I had choices for signatures.
Isabel Patricio
I am using the service to help with…updating documents I am using the service to help with documentation and transferring data. I was pleased to have good customer service, when I needed it, with prompt response time and helpful tools to fix the problem.
Jennifer Rappole
I needed to use the service for an application I needed to use the service for an application! It was only needed once. The day I was going to cancel it due to no longer needing the service the money had already come out of my account. They immediately refunded it and even offered a discount if I wanted to continue using it. I highly recommend it was an easy to use service with many benefits packed in.
Kayden Renee
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Watch pdfFiller eSignatures in action

Check out a quick video tutorial that shows how to create and place your signature or send a document for signing.

FAQs

If you can't find what you're looking for, please contact us anytime!
No, digital signatures and electronic signatures are not the same. A digital signature uses encryption technology to secure and verify a document, while an eSignature refers to any electronic method of document signing, such as drawing or typing a name. pdfFiller offers electronic signature functionality, which complies with legal standards but doesn't inherently include a digital signature.
Yes, eSignatures created in pdfFiller are legally binding and adhere to major eSignature laws such as ESIGN, UETA, and eIDAS regulations. These laws confirm that electronic signatures hold the same legal standing as handwritten ones. By using pdfFiller, you can sign documents with confidence that they meet legal requirements worldwide.
Yes, it’s possible to edit a signature previously created in saved in pdfFiller. You can choose between different types of handwriting for your typed autograph or change the color or line thickness for a drawn signature.
Once you eSign a PDF, it is considered finalized, and further edits to the signed content are restricted. Make sure to provide all the requested information and finish the necessary adjustments before adding your electronic signature and clicking Done.
No, there’s no need to create a new electronic signature every time you need to eSign a PDF. pdfFiller allows you to save your eSignature as a default for faster future use. However, you can change it anytime by clicking Add signature in the Sign dialog box and choosing the preferred signing method for your paperwork.
pdfFiller offers a 30-day free trial, letting new users try its functionality and feel all platform benefits. During this time, you can upload and customize documents without limits, add various form fields, eSign PDF and send it to others for approval, quickly download or export your signed documents to the cloud, and access them anytime in your account. Once the free trial ends, you can choose a subscription that meets your document management needs.
On the current page, you can only upload PDF files for eSigning. However, pdfFiller works with various formats, including Word documents, Excel spreadsheets, and images. The platform's smooth integrations enable you to upload and eSign Google documents without printing them. Log in to your account to access these options from the Dashboard.

Collect signatures with a trusted, all‑in‑one solution

Try easy-to-use tools for all your document management needs.
Upload your document