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Comparison: sproof sign as an alternative to inSign

inSign or sproof sign: Which solution meets your requirements for digital signatures? Does inSign offer the same high standards of security, legal validity and data protection as sproof sign? What are the costs of inSign and how does it compare with sproof sign? Do you need a qualified electronic signature? Check whether sproof sign is a suitable alternative for your digital signature solution.


The path to a digital signature:

Clarify IT specifications and requirements

Comparison of functions and possible applications

Check data protection guidelines and legal requirements

Analyze costs and plans

Request and use test access

Maximum simplicity and efficiency

Our signature solution is integrated into any IT infrastructure in a flash. Thanks to the simplest interface, there is no need for training for your team, externals or customers.

Signatures with the highest legal protection

Companies, customers, and all stakeholders sign in a 100% legally binding manner. Qualified electronic signatures are legally equivalent to handwritten signatures.

Highest possible data protection

Data protection and compliance with the General Data Protection Regulation (GDPR) is very important when choosing a signature provider. The handling of sensitive data only meets the highest standard if all services are hosted within the EU and without the involvement of third countries (no US involvement).

No. 1 in independent comparison.

OMR Reviews is one of the most renowned, independent evaluation platforms for software in the B2B context and compares software providers in various disciplines. sproof sign is currently (as of Q2 2024) the best and most frequently rated provider in the "E-Signature" category.

sproof sign features at a glance

Create and manage teams
Single sign-on (SSO)
Individual branding
Reminder function
Check signature progress
Individual signature styles
API access
Send out signature envelope
Free (private) use incl. free collection of FES
Comprehensive platform for QES providers and EU national eIDs
100 % DSGVO-compliant, no data transfer to third countries
Support of all signature levels according to eIDAS
Integrated signature validator
Possibility to use QES
Representation function
Batch signing with QES
Batch signing with AES
Advanced features for FDA compliance
Commercial use (includes all mentioned functions)
Headquarters in the EU

"In our search for a new digital signature solution, we compared the major players in the industry in the course of a professional tendering process and ultimately came to the conclusion that sproof can absolutely play along."

Michael Knoblich - Director IT - W&H

The all-in-one e-signature.Made in Europe for Europe.

We endeavor to keep all information up to date in order to provide a fair and valuable comparison. This site contains links to external third-party websites over whose content we have no influence. We can therefore accept no liability for this external content. Please let us know if you have the impression that certain points could be better presented or if you feel that a certain comparison is not correct. We will correct this immediately after careful examination.

Why sproof sign?Highest security and compliance paired with an "all-in-one" functionality make sproof sign the top European alternative on the e-signature platform market. 100% developed and hosted in Europe.
sproof sign is currently the highest-rated e-signature provider on the independent review platform OMR Reviews and has also been certified by CRIF GmbH with the 'ESG SCORE: A' for sustainability.