Free PDF Signer & Form Filler

Your one-stop solution to filling out PDF forms and inserting signatures for authentication.

Free PDF Signatures Tool for Computer and Mobile

PDFgear is the best free PDF signature tool to sign on PDFs on Mac, Windows, and iPhone. It allows you to create your own signatures and sign PDFs with images, typing, and handwriting. PDFgear Signature is safe and secure, check our Trust Center for more.

Completely Free PDF Signer

PDFgear delivers costless PDF desktop programs and mobile applications to insert signatures to PDFs you own. There will be no premium versions, paid/hidden features, or subscriptions, and the output files are watermark-free.

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Sign PDFs Anywhere

PDFgear provides PDF signature solutions across all major platforms including Windows 11, Windows 10, Mac, and iPhone. Get the free PDFgear software and mobile app to sign important PDF documents on the go.

Create and Save Signatures

Create your own signatures by uploading images, typing, or writing with customizable strokes. Your signatures and initials will be ready to be used once made, the PDFgear program will automatically save them for future usage.

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Versatile PDF Signer

PDFgear makes signing PDFs easier than ever. Drag and drop to insert the signature into any part of the PDF you want. One-click to place the same signature on multiple PDF pages, and flatten your signature to prevent further editing.

Fill Out PDF Forms

Apart from PDF signature features, PDFgear lets you fill out PDF forms with various form options. For creating your own PDF fillable forms, PDFgear also offers features to insert fillable text boxes and images into PDFs.

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Abundant Markup Features

To facilitate team collaboration, PDFgear also brings tons of PDF annotation features in its signature tool. Use PDFgear to highlight PDF, underline text in PDF, add comments to PDF, and more to emphasize key information.

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Your Questions are

Your Questions are Answered

What is a digital signature and how it works?

A digital signature is a secure way of electronically signing a document. It uses an encryption algorithm to prove that the signer is the actual person who authorized the document. Once applied, digital signatures cannot be altered or tampered with.

What are the differences between electronic and digital signatures?

Yes, there are many differences between electronic signatures and digital signatures. Electronic signatures are used for contracts that signers agree to. On the other hand, digital signatures, which come with an added layer of security to electronic signatures, are a type of authority-certified signature used to protect documents.

How to sign PDF with digital signature certificate on Mac?

If you have a digital signature certificate (DSC) and a Mac computer, you can use the Preview app that comes with macOS to sign PDFs using your certificate. Use the Create Signature feature in Preview to sign the PDF, and select your digital signature certificate from the "Identity" dropdown.

Are digital signatures legally binding?

Yes, digital signatures are legally binding and have the same legal standing as handwritten signatures. They are recognized in most countries around the world.

What regulations does PDFgear PDF Signer comply with?

PDFgear is a completely safe and secure signature service. PDFgear complies with a series of regulations and standards including eIDAS, GDPR, ISO 27001, and ESIGN Act, as well as other e-signature regulations worldwide.

Is PDFgear really free?

Yes, all features in PDFgear, including the signature tools are entirely free to use, without premium versions or hidden features. Additionally, your signed PDFs will not be watermarked and will not be restricted from sharing.