How to sign or fill a PDF
- Open your PDF (drag & drop or browse).
- Click Text, Signature, Date or Check to add an item.
- Drag it into place using the grip, and resize or recolour it.
- Click Download PDF — your filled, signed file saves instantly.
Is it really private?
Yes. The PDF is opened, edited and saved entirely inside your browser using open-source libraries. Nothing is uploaded to a server, so your documents and signature stay on your device.
FAQ
Can I draw my signature? Yes — draw it with your mouse or finger, or type your name in a signature font.
Will it work on my phone? Yes. You can tap to add items and drag them into place on any modern browser.
Does it add a watermark? No watermark and no sign-up — the download is a clean PDF.
Can I fill official forms? Yes, you can place text anywhere on the page to complete flat (non-interactive) PDF forms.