Online PDF Signer 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 May 25, 2026

Online PDF Signer

Sign your PDF documents online quickly and securely using pdfFiller.

What is the Signature Tool?

The Signature Tool is a feature that allows you to self-sign PDF documents without needing to send them out for signatures. This distinction is important because it simplifies the signing process, making it more efficient for you. With the Signature button in the pdfFiller editor, you can easily add your signature to any document. The user-friendly interface ensures that signing your documents is straightforward, allowing you to focus on what matters most without getting bogged down by complex setups.

How Does This Feature Improve Workflows?

Signing documents digitally with pdfFiller significantly improves workflows by eliminating the need for printing and scanning. This not only saves time but also reduces the hassle associated with traditional signing methods. You can sign PDF documents from any device, making it accessible wherever you are. The speed of signing compared to traditional methods means you can complete tasks faster, enhancing overall productivity and efficiency in your work processes.

Three Ways to Create Your Signature

You can create your signature in three different ways using pdfFiller: by drawing, typing, or uploading an image of your signature. Each method is legally equivalent, ensuring that your signature holds the same weight regardless of how it is created. This flexibility allows you to choose the method that best suits your preferences and needs for signature creation.

How to Draw Your Signature

  1. 1.
    Use a mouse, touchpad, or stylus to draw your signature directly on the document.
  2. 2.
    Customize your signature by selecting options for color and thickness to match your style.
  3. 3.
    After drawing, you can place and resize your signature to fit the document perfectly.

How to Type Your Signature

  1. 1.
    Choose a font style that reflects your personality or brand when typing your signature.
  2. 2.
    Adjust the color and size of your typed signature to ensure it stands out on the document.
  3. 3.
    Remember that typed signatures are legally valid, just like drawn ones.

How to Upload Your Signature Image

  1. 1.
    Select an image of your handwritten signature in a supported format like PNG or JPEG.
  2. 2.
    Follow the steps to upload your signature image to the pdfFiller platform.
  3. 3.
    Ensure that the image is clear and appropriately sized for optimal visibility on your documents.

Adding Initials to Your Document

You can add initials to your documents using various methods, including drawing or typing them. Placement and resizing options allow you to position your initials exactly where needed. It's important to note the legal implications of initials, as they can serve as a form of consent or acknowledgment in many situations.

Customizing Your Signature Appearance

When customizing your signature appearance, you have options for color, thickness, and font style. You can resize and reposition your signature to ensure it fits well within the document. This customization allows you to express your personal style while maintaining professionalism in your signed documents.

Saving and Reusing Your Signatures

To save signatures efficiently, follow the steps to save them to your pdfFiller account. You can also set a default signature for quick access in future documents. The ability to reuse signatures not only saves time but also ensures consistency across your signed documents.

Legal Validity of Signatures

pdfFiller signatures comply with legal standards such as ESIGN, UETA, eIDAS, and GDPR, ensuring their legal validity. Each signed document comes with a timestamped audit trail, providing a record of the signing process. Additionally, documents signed with pdfFiller are verified by a badge, adding an extra layer of trust and authenticity.

Next Steps After Signing

After signing your documents, you have several options for sharing them. You can integrate signed documents into your workflows, making it easier to manage your tasks. Completing the signing process efficiently allows you to move on to the next steps in your projects without delay.

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Compress PDFs to reduce their size.
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Convert PDFs into Word, Excel, JPG, or PPT files and vice versa.

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

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
High Performer - Summer 2025
Regional Leader - Summer 2025
PDFfiller is very easy to use. Just upload your form and complete. There is really nothing much more to think about. Ease of use is what it's all about!
Karen
This is so much easier to fill out applications instead of printing them and faxing.. I am happy I can fill out all my applications online and send them without worrying about if they were received or not.
Mamie Y
I love this program because it is so easy to use. All of my forms look very professional. After the form is completed, I can save, email or print it. I won't use another program.
Jenny S
My experience has been quite positive for the most part. There were some features I was unable to use successfully, but overall I found the service to be very useful.
Sandy
I needed to print out the forms for a… I needed to print out the forms for a passport. PDFiller was where I was sent to do this. Perfect! I am an 83 year old senior and using a filler is not going to be a part of my life. I need to cancel my 30 day free trial. Please help me to do this. It appears that you have a very successful business, with good reason. Thank you for your service and helping me in canceling my account.Constance Heidt
Constance Heidt
This tool is simple to use This tool is simple to use, it is useful for my job, PFD filler offer me the opportunity to organized documents for the company.
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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!
To effectively use an Online PDF Signer for legal documents, start by ensuring that the platform complies with e-signature laws such as ESIGN and UETA. pdfFiller offers a secure environment for signing documents, allowing you to upload your legal files, add signature fields, and send them for signing. For best practices, always verify the identity of signers and utilize audit trails provided by the Online PDF Signer to maintain compliance and security.
To ensure document security while using an Online PDF Signer, choose a platform that implements robust security protocols, such as encryption and secure cloud storage. pdfFiller employs industry-standard security measures, including SSL encryption and two-factor authentication, to protect your documents. Additionally, regularly update your passwords and use unique credentials for your account to further enhance security.
Yes, you can use an Online PDF Signer on multiple devices, as most platforms, including pdfFiller, are designed to be cross-platform compatible. This means you can access your documents from desktops, tablets, or smartphones. To optimize your experience, ensure that you have a stable internet connection and consider downloading the mobile app if available, allowing for seamless signing and document management on the go.
When selecting an Online PDF Signer for team collaboration, look for features such as real-time editing, shared access, and comment capabilities. pdfFiller provides collaborative tools that allow multiple users to edit and sign documents simultaneously, enhancing productivity. Additionally, check for integration with other document automation tools to streamline workflows and ensure that all team members can easily access and manage documents.
An Online PDF Signer streamlines the document management process by automating the signing and approval workflow. With pdfFiller, you can quickly send documents for signature, track their status, and store them securely in the cloud. This reduces the time spent on manual processes and minimizes the risk of errors. To maximize efficiency, utilize templates for frequently used documents to save time on repetitive tasks.
The advantages of using an Online PDF Signer over traditional signing methods include increased efficiency, reduced costs, and enhanced security. pdfFiller allows you to sign documents instantly from anywhere, eliminating the need for printing, scanning, or mailing. This not only speeds up the signing process but also reduces paper waste. For a smoother transition, consider training your team on digital signing practices to fully leverage these benefits.
Yes, many Online PDF Signers, including pdfFiller, offer integration capabilities with various software tools such as CRM systems, cloud storage services, and project management applications. This integration allows for seamless document workflows and enhances productivity. To take advantage of this feature, check the integrations available on your chosen platform and explore how they can fit into your existing processes.

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

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