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Your safest way to the most important decisions

Get started now with Europe's most innovative all-in-one digital signature solution. Sign important documents with just a few clicks - get countless signatures within minutes.

100% legally binding

100% GDPR-compliant

No registration and no credit card needed.

It's time!
Sign digital, simplify much.

Just sign - without waiting.
Save time, nerves and a lot of paper. Sign documents at the click of a mouse - in real time. Sign yourself or together with colleagues or customers.
Guaranteed GDPR-compliant and legally valid.
sproof sign is eIDAS compliant and meets the requirements for legally binding digital signatures. All data is stored within the EU (no US reference). In addition, the qualified digital signature is legally equivalent to the handwritten signature and is therefore legally valid.Learn more
Your documents clearly & safely stored.
Keep track of your most important documents. With the intelligent dashboard you always have the signature status of each document in view
Signieren is a team thing.
Sign important documents together. Within your team, across the entire organisation. Or obtain legally valid digital signatures from all conceivable external parties faster than ever before.For companies
Automate signature processes cleverly.
Control and schedule your signature processes and manage your team independently. The simple API enables easy integration into the existing IT infrastructure. The platform is integrated in just a few hours, without the need for a complex IT project.API - documentation
Your qualified signature in 5 minutes.
Identify yourself very easily via Video-Ident and get started with your first qualified digital signature, which replaces the written form 100% and guarantees the highest evidential value and conformity

The digital signature is making its way into law firms in Austria.

People trust lawyers. Lawyers trust sproof. Thanks to the integration in ADVOKAT - the leading law firm software in Austria - and the partnership with the traditional publisher Linde, more and more law firms are relying on the advantages of a digital signature platform. Most recently, Binder Grösswa ...

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Top European companies
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Clever digitalisation is our competence

85% of corporate decision-makers cite complex integration in IT projects as the biggest obstacle in digitalisation projects. Subscribe to our newsletter now and learn how companies in your industry have been able to integrate digital signatures very easily and successfully.
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We are here for you. The best support for an important decision

Digital signing saves your company and your business environment important resources. We have made it our top priority to make the integration of digital signatures simple & optimal. Our sales team is looking forward to meeting you!

Do you have any more questions?

If you need help, have any questions or would like to give feedback on our company and products, please do not hesitate to contact us. You can also take a look at our FAQsFAQs
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Frequently Asked Questions

© 2022 sproof GmbHsproof sign ist ein digitales Signatur-Tool, mit dem Sie Dokumente online unterschreiben können. sproof sign macht die Sammlung digitaler Unterschriften schnell und einfach. sproof sign ist kostenlos und bietet zusätzliche Premium-Pakete für kleine, mittlere und große Unternehmen. Mit sproof sign können Sie Ihre Unterschriften-Workflows innerhalb weniger Minuten und ohne IT-Projekte digitalisieren. sproof sign ist eine Cloud-basierte Software zum elektronischen Signieren von Dokumenten und zum Sammeln von Unterschriften anderer. Mit sproof sign erstellte digitale Signaturen sind rechtsverbindlich und GDPR-konform. sproof sign wird in der EU gehostet und unterstützt fortgeschrittene und qualifizierte digitale Signaturen gemäß der eIDAS-Verordnung. Alle Premium-Tarife beinhalten unbegrenzte qualifizierte digitale Signaturen und unbegrenzte fortgeschrittene digitale Signaturen. In der Basisversion können Sie DOCX- und PDF-Dokumente online und kostenlos signieren. Ein Upgrade auf sproof sign premium ist jederzeit mit flexiblen Monats- und Jahresplänen möglich. Premium-Kunden profitieren außerdem von der Automatisierung mit einer API, der Integration von SSO-Anbietern, der unbegrenzten Speicherung von Dokumenten und der Stapel-Signatur.