Sign PDF
Sign PDF is a free online document converter for changing PDF files into PDF files. Sign PDF accepts 1 MIME type, returns application/pdf, includes 7 settings, and runs in your browser on the device.
Drop .pdf file here
or click to choose
Options
Key facts
- Input
- 1 format: PDF (application/pdf)
- Output
- PDF (application/pdf)
- Runtime
- your browser on the device
- Settings
- 7 controls: Signature name, Date, Reason or title, Pages, Position, Signature size, and Draw signature box
- File mode
- 1 input file creates 1 output file
- Cost
- $0, no account required
How to use Sign PDF
- 1
Open your PDF file
Drop your PDF file onto the page, or click to browse and pick one from your device.
- 2
Choose options
Adjust the conversion options to suit your needs. Defaults work well for most inputs.
- 3
Convert and download
Click Convert. Your PDF file is ready to download in seconds.
Sign PDF details
First, Sign PDF reads PDF source files and prepares PDF output for the document workflow. Next, The visible controls are Signature name, Date, Reason or title, Pages, Position, Signature size, and Draw signature box. Additionally, Files and text stay in the browser session.
Drop in a PDF, enter your name and optional date or reason, then place a simple signature block on the first page, last page or every page. This is useful for lightweight electronic signatures, approvals, forms and internal documents. The PDF is edited with pdf-lib in your browser, so the file never leaves your device.
Common searches
- sign pdf
- add signature to pdf
- pdf signature
- esign pdf
- electronically sign pdf
- sign pdf in browser
Related tools
Tools that work with the same formats — most users open one of these next.
Edit PDF
Edit a PDF by adding text to any page locally in your browser. No upload required.
Add Watermark to PDF
Stamp a text watermark across every page of a PDF — in your browser, no upload.
Delete PDF Pages
Remove specific pages or ranges from a PDF — in your browser, with no upload.
Reorder PDF Pages
Rearrange the pages of a PDF into any order — all in your browser, no upload.
Add Page Numbers to PDF
Stamp page numbers onto a PDF — pick position, format and start number, all in your browser.
Unlock PDF
Strip permission restrictions (print/copy/edit) from a PDF — in your browser, no upload.
Frequently asked
What is Sign PDF?
Sign PDF is a free online document converter for changing PDF files into PDF files. Sign PDF accepts 1 MIME type, returns application/pdf, includes 7 settings, and runs in your browser on the device.
What files does Sign PDF accept and create?
Sign PDF accepts PDF files (application/pdf) and creates PDF files (application/pdf). The page includes 7 settings: Signature name, Date, Reason or title, Pages, Position, Signature size, and Draw signature box.
Do my files and data stay private?
Yes. Sign PDF runs entirely in your browser using your device's CPU. Files and text are never uploaded to our servers, so your data stays private.
How do I use Sign PDF?
Open Sign PDF, drop in your PDF file, choose any options, and click Convert. Your browser does the work locally and produces a PDF file you can save right away.
What is the maximum file size for Sign PDF?
Because Sign PDF runs in your browser, the maximum size depends on your device's available memory. Most modern phones and laptops handle files up to a few hundred MB without issues.