Fill and sign a PDF online for free

Yes, it’s safe to sign a PDF online using the Adobe Acrobat Fill & Sign tool. Your files are securely handled by Adobe servers, and you can fill, sign, and share PDF documents from any browser. Share signed files using a secure link or attachment. Adobe handles documents in accordance with its Privacy Policy and security practices.

To upload a photo of your signature in Adobe Acrobat, you can do the following:

1. Open your PDF and select the Fill & Sign tool.

2. Go to the  Sign  panel and select Add Signature.

3. In the  Signature  panel, click Image, then Select image.

4. Upload your signature file, then resize and drag the signature onto the PDF.

You can use the Adobe Acrobat  Fill & Sign  tool to add a checkmark/tick symbol. Simply click the ✔ symbol in the top toolbar. If you want to mark a comment with a checkmark, you can select the comment and press Shift + K, or click the three-dot menu and select Add checkmark.

Add a signature to a PDF document online using Adobe Acrobat's Fill & Sign tool. Upload or drag-and-drop your document, sign in, and create your signature by typing, drawing, or uploading an image. Apply, resize, then download or share. Try a free 7-day trial for Pro features, including sensitive PDF redaction tools.

Yes, signing a PDF electronically makes it legally binding under the Electronic Signatures Regulations 2002. Electronic signatures can’t be denied because they are in electronic format, and have the same legal standing under UK law. Adobe Acrobat's PDF signing tools use secure, encrypted servers that comply with global standards like the ESIGN Act and eIDAS.

You don’t need to convert a PDF to sign it. In Adobe Acrobat, simply open your PDF, log in, and select Fill & Sign. Then click the  Sign yourself  icon to add your signature or initials anywhere in the document.

You can use Adobe Acrobat to create an electronic signature for free that you can use across Google Docs, PDFs, Word documents and more. All you need to do is:

1. Save a copy of the Google Doc you want to sign to your computer or cloud storage.
2. Sign in to your Acrobat account (or create one if you haven’t already).
3. On the home screen, select Fill & Sign.
4. Drag and drop the document you want to sign into the files box.
5. Open the document and select the Add Signature tool.
6. Choose your style of digital signature and select Apply, then click Done.
7. Send a PDF of your signed document via email or download it. You can then re-upload to Google Docs or any other service you choose.

Download the Adobe Acrobat or Reader app and use Fill & Sign. Open your PDF, tap the pen nib icon, then create your signature by drawing, typing, or uploading an image. You can also add dates, your printed name, notes, and annotations. Discover how to open and edit a PDF on a phone with our guide.

Sign PDFs on Android using Adobe Acrobat's Fill & Sign tool online or on the Acrobat mobile app. Create your signature by drawing, typing, or uploading an image, then place it on your document. Save to your files and share instantly.

Android devices typically allow you to mark up files using native apps, but this method won’t protect sensitive files with secure encryption like Adobe Acrobat can.

Adobe Acrobat is the industry standard for PDF management, offering superior document security and compliance with global e-signature regulations to protect sensitive files.

As the creator of the PDF, Adobe excels in complex workflows with seamless integration with Microsoft apps, such as Microsoft Word, Outlook and Teams. This sets it apart from other providers that offer basic PDF editing and e-signing features.

Yes, you can use Adobe Acrobat Reader to sign PDFs offline on desktop and mobile. The Fill & Sign tool allows you to draw, type, or place an image of your signature on documents without an internet connection, and save any changes locally.

Download the Acrobat mobile app.