Every PDF task,
done in your browser.
Sign, merge, convert, compress, and protect documents with 30+ free tools that run entirely on your device. No accounts, no uploads, no waiting.
Authorized signature
- Nothing uploaded
- Local processing
- No tracking of your files
- Instant — zero server wait
- Multi-page PDF support
- No account, ever
More than signing. A whole PDF workshop.
What began as a private signer is now a full set of in-browser PDF tools — organize, edit, optimize, convert, and secure, no upload required.
Privacy
Your files never leave this device.
Every tool runs entirely in your browser with WebAssembly. There is no upload, no server round-trip, and nothing to delete afterwards — because nothing was ever sent.
- 0 bytes uploaded
- no account
- AES local processing
unused
How it works
Three steps. Zero uploads.
Open a tool, drop your file
Pick any tool and drag your PDF straight in. It loads into the page — never onto a server.
Do the work in your browser
Sign, merge, convert, compress or edit. Every operation runs locally with WebAssembly.
Download instantly
Save the result the moment it is ready. Nothing was ever uploaded, so nothing lingers.
Guides & resources
Learn how to sign anything.
Guide
How to sign a PDF online — free, in your browser
Sign a PDF in three steps — no software, no account. Draw, type, or upload a signature, processed locally in your browser. Free, file never uploaded.
Guide
How to sign a PDF on an iPhone
Sign a PDF on your iPhone without an app. Open it in Safari, draw your signature with a finger, place it, and save — free, private, no account.
Guide
How to sign a PDF without Adobe
Sign a PDF without Adobe Acrobat or a subscription. Draw, type, or upload your signature in a free browser tool and download in under a minute.
Use case
Sign an NDA online — privately
Sign a non-disclosure agreement online for free without uploading to a third-party server. Ideal for confidential NDAs — it never leaves your device.
Use case
Sign a W-9 form online
Fill and sign an IRS W-9 form online for free. Add your signature to the W-9 PDF in the browser without uploading your tax details to a third-party server.
Comparison
A free DocuSign alternative for signing PDFs
A free DocuSign alternative: DocSignHub signs PDFs in your browser with no account, no upload, and no per-document limits — ideal for self-signing.
FAQ
Questions, answered.
How do I sign a PDF?+
Open DocSignHub, upload your PDF, then create your signature by drawing it, typing your name in a handwriting font, or uploading a photo of your handwritten signature. Drag it onto the page where you want it and download the signed PDF — the whole process takes under a minute.
How do I sign a PDF for free?+
DocSignHub signs PDFs for free with no subscriptions, no freemium limits, and no document caps. Upload your file, add your signature, and download it as many times as you need — it is free forever.
What can I do with a PDF besides signing it?+
DocSignHub is a full PDF toolkit. Alongside signing you can merge, split, and organize pages, rotate and crop, add watermarks and page numbers, compress large files, convert to and from JPG and Word, and password-protect or unlock documents — over 30 tools in total.
How do I sign a PDF without Adobe?+
You do not need Adobe Acrobat or any installed software. DocSignHub runs entirely in your web browser, so you can sign a PDF on any device without downloading or paying for Adobe.
How do I electronically sign a PDF?+
To electronically sign a PDF, upload it to DocSignHub, add your electronic signature by drawing, typing, or uploading an image, position it on the correct page, and download the signed document. Nothing is uploaded to a server — it is all processed in your browser.
How do I sign a PDF on an iPhone or Android phone?+
DocSignHub works in any modern mobile browser, so there is no app to install. Open the site on your phone, upload the PDF, draw your signature with your finger, place it, and download — directly on iPhone or Android.
How do I sign a PDF on a Mac or Windows computer?+
Open DocSignHub in any browser on macOS or Windows, upload your PDF, and add your signature by drawing with your trackpad or mouse, typing it, or uploading an image. No Preview, Adobe, or extra software required.
Is it safe to sign documents online?+
With DocSignHub it is, because your documents never leave your device. All PDF processing happens locally in your browser using WebAssembly — nothing is uploaded, stored, or seen by any server, so even confidential contracts and NDAs stay private.
Do I need an account or app to sign documents online?+
No. There is no sign-up, no account, and no app to download. Just open DocSignHub in your browser, upload a document, and sign it.
What signature types are supported?+
You can draw a signature with your cursor or finger, type your name in a handwriting-style font, or upload an image of your real handwritten signature. Multi-page PDFs are fully supported.
Ready when you are
Your document, handled in seconds.
Open a tool, drop your file, and you are done before the page would have finished uploading anywhere else.