Need to Sign PDF File? Want to Create Digital Signature?
Do it with DigiSigner in only two minutes.
Place signature wherever you want using your mouse.
No printing or scanning is necessary.
Our signatures cryptographically protect your files.
And are Adobe Reader compatible.
Use DigiSigner Free or Pro on PC or Mac!
Sign PDF Documents with DigiSigner!
DigiSigner Online
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DigiSigner Kit
Do you want to embed DigiSigner functionality in your desktop applications or applets? Then take a look at our DigiSigner Kit.Subscribe by Email
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Signatures using certificates
Create digital signatures using standard X.509 certificates. Signing your PDFs with DigiSigner cryptographically protects your documents and not just embeds pictures in your files.
Secure PDF Documents
Digital signatures protect your PDF files from tampering and ensure your identity as the signer. Add digital signatures to your PDF documents and show to your customers that you care abour security.DigiSigner News
2 April 2012New DigiSigner version 2.4.2 was released.
We fixed several problems with displaying of images in PDF documents.
4 March 2012
New DigiSigner version 2.4 was released.
The improvments include first of all the ability to view and digitally sign secured PDF documents.
You can also benefit from the page thumbnails feature now, which makes the navigation in the document much easier.
23 January 2012
We released new DigiSigner version 2.3.3.
In this version we improved our PDF display functionality by fixing several problems. Some kinds documents are displayed much better now.
In our DigiSigner Pro version we also implemented the option to include certificate revocation information in the signature.
Simple and intuitive
We know some people think digital signatures are complicated. But many who tried DigiSigner told us it was not complicated at all. We want to be the simplest digital signature tool in the world.
Adobe Reader interoperability
Signatures produced with DigiSigner are visible and verifiable in standard Adobe Reader tool. Visible signatures created with Adobe Reader or other applications can be also opened and verified using DigiSigner.
Signature verification
DigiSigner verifies digital signatures for you to ensure that your document was not changed or damaged. It is as easy as clicking on them. DigiSigner informs you who signed the document and reports other important details.
Support for smartcards
You can use standard smartcards and USB tokens (a.k.a. PKCS#11 tokens) to digitally sign PDFs. It's very easy to add them to DigiSigner. Of course DigiSigner supports also standard PFX file key stores (a.k.a PKCS#12).
Support for Windows key store
Without any configuration DigiSigner recognizes and shows you the certificates from your Windows key store. Certificates from smartcards that are recognized by Windows are also automatically shown.