Draw, type or upload your signature and place it on any page, plus a date or text. Everything runs in your browser; your document is never uploaded.
Runs in your browser — nothing is uploaded; your input never leaves your device. How it works
Quick answer
Open your PDF, draw, type or upload your signature, and drag it to where it belongs on the page. Add initials, a date or text if the form needs them, then download the signed PDF. Everything runs in your browser, so your document is never uploaded.
Why use Tabreon for this?
Your document stays on your device. The PDF is opened and signed in your browser, not on a server.
Drawn signatures go into the PDF as sharp vector lines, so they stay crisp when printed or zoomed.
Free, with no account, no watermark and no limit on how many PDFs you sign.
How to sign a PDF online
1Open your PDF. Drop the PDF onto the page, or click to choose it.
2Create your signature. Click Signature, then draw it with your mouse or finger, type your name in a script font, or upload a photo of your signature.
3Place it. Scroll to the page you want and click Signature again to place it there. Drag it into position and use the corner handle to resize it. Add initials, the date or text the same way.
4Download. Click "Download signed PDF" to save your copy.
What does a PDF signer do?
It adds your signature to a page of a PDF, the way you would sign a printed copy, without printing and scanning it. The signature is written into the page itself, so it shows up in any PDF reader and when the file is printed. This is an electronic signature, which is what most everyday forms, leases and agreements ask for. It is not a certificate-based digital signature, which uses a cryptographic certificate to prove who signed and that the file has not changed.
How Tabreon handles your data
Your PDF is shown with pdf.js and signed with pdf-lib, both running in your browser. Nothing is uploaded.
Key features
Draw, type (three script fonts) or upload your signature
Separate initials, today's date and free text
Drag, resize, and nudge with the arrow keys; Delete removes an item
Black or dark blue ink
Removes the white background from an uploaded photo of your signature
Works on phones and tablets with your finger
Common use cases
Signing a lease, a permission slip or a job offer that arrived as a PDF
Initialling every page of a contract
Adding your signature and the date to a form before sending it back by email
Common mistakes & limitations
This is an electronic signature added to the page. It is not a certificate-based digital signature and does not record an audit trail.
It does not fill in PDF form fields. Text you add sits on top of the page.
Text can use Latin letters, numbers and common punctuation only.
Password-protected PDFs need to be unlocked with Unlock PDF first.
PDFs can be up to 50 MB.
Frequently asked questions
No. Your PDF is opened, signed and saved in your browser, and it never leaves your device.
Many everyday agreements accept an electronic signature like this one, but the rules vary by country and by type of document. Some documents need a certificate-based digital signature, a witness or a notary. If you are not sure, check with whoever asked you to sign. This is general information, not legal advice.
Yes. Draw your signature with your finger, then drag it into place on the page. Use the corner handle to resize it.
Yes. Click Date to place today's date in your local format. You can edit it like any other text.
Not fully. The page and the parts that read and write PDFs are downloaded when you first use them, so stay connected until your signed PDF is saved. Your document itself is never sent anywhere.