Sign PDF Online
Create touch/mouse digital signatures and sign PDF documents or download transparent PNG signatures. 100% private in browser.
Optional: Sign a PDF Document Directly
Upload any PDF document. Your drawn signature will be securely stamped on your chosen page without leaving your browser.
No PDF selected
Store full-resolution files with zero compression and Swiss-level encryption.
Why use an on-device digital signature maker?
Traditional e-signature platforms (like DocuSign or Adobe Acrobat) require expensive monthly subscriptions, mandatory account sign-ups, and force you to upload confidential legal agreements, leases, or tax filings to their cloud servers.
100% Secure & Legally Binding
In most jurisdictions worldwide (including the US ESIGN Act and EU eIDAS regulations), electronic signatures drawn by the signer carry legal validity for general commercial agreements, freelancer contracts, invoices, and rental applications.
Features Included:
- Dual Output: Download as a crisp, transparent PNG (ready to paste into Microsoft Word, Google Docs, Apple Pages, or email clients) or stamp directly onto a PDF.
- Smooth Vector Smoothing: Touch and stylus pressure simulation delivers natural, non-jagged ink strokes.
- Zero Cloud Storage: Your signature is never stored in a database or sent over the internet.
Frequently asked questions
Can I use this on my mobile phone or iPad?
Yes. The signature canvas fully supports touchscreen touch gestures and Apple Pencil / stylus input.
Is my PDF contract uploaded to your servers?
No. The PDF embedding uses client-side WebAssembly. The entire document is signed inside your browser's memory.