Comparison: sproof sign a alternative to Dropbox Sign
Digital Signature - Dropbox Sign Alternative
sproof sign is Europe's up-and-coming top alternative for legally valid electronic signatures and approval workflows and impresses with excellent usability and functionality. No Cloud Act risks – maximum data sovereignty and security for companies with the highest compliance requirements.

Why sproof and not Dropbox Sign
for the digitization of yourE-signatures and identification workflows?
Full performance, without safety risks
What companies should consider:
- American surveillance laws:
US providers are subject to the Cloud Act – confidential data is not protected from access by authorities.
- European Signature Laws:
Only eIDAS-compliant signatures are legally secure and standardized in the EU.
- European Data Protection:
GDPR-compliant solutions guarantee the highest level of security – without being passed on to third countries.
- Place of jurisdiction Europe:
Full legal certainty through European jurisdiction – no dependence on US law.




The NO. 1 in an independent comparison.

OMR Reviews is one of the most renowned, independent review platforms for software in a B2B context and compares software providers in various disciplines. sproof sign is the best and most frequently rated provider in the "E-Signature" category.
Try sproof sign free for 14 daysCross-platform
Stand-alone cloudCan be used flexibly on all devices, including SSO user and rights management.
Reusable
E-signature workflowsWith sequences, progress tracking & reminders. All actions are transparently available in the audit trail.
Customized API integrations in corporate branding
All functions can be integrated into your own processes and web tools in corporate branding.
Tailor-made user journeys for external parties and customers
The sproof Fastlane is a maximally simplified and customizable user journey for legally valid e-signatures and web forms.
eID Hub for signatures and idents. Available in +170 countries
Handle QES signatures and secure identity verification worldwide with the most important certified eID services.
Integrated with key Microsoft tools
sproof sign can be used directly in Microsoft SharePoint, MS Teams and many other Office tools for e-signatures.
Central & highly secure contract management
Store, organize and archive your most important contracts thanks to many smart DMS functions.
Scalable Signature & Identification Quota
sproof scales with your business. Plan admins can adjust quotas with a few clicks.
Maximum efficiency & fast return on investment
Thanks to the batch signature, document folders or one-click sign, efficiency in the company can be measurably increased.
Our mission: European sovereignty and security.
Why sproof?
sproof GmbH was founded to develop a comprehensive e-signature solution that is uncompromisingly secure, reliable and can be used internationally. 100% eIDAS & ZertES compliant, ISO 27001 certified and fully hosted in the EU – for companies that need to meet the highest compliance requirements.
"After 12 weeks, the digital signature paid off for us."
Ingrid Putzhammer
Vice President Global HR, Sony DADC


9,350 documents
Have been signed electronically and legally in the company in one year.
296 working days
Have been saved due to the switch from paper-based to e-signature.
12 weeks
After the introduction, the costs for the introduction of sproof sign have been armored.
"We do not want to compromise on the data storage of sensitive documents. This data is to be stored 100% in Europe. In our view, sproof meets these criteria by explicitly selecting data centers that are independent of U.S. corporations."
Case Study
Mag. DI (FH) Alexander Sellner
CLOUD Act vs. Data Protection: Why an EU Cloud Will Become a Mandatory for Secure Contract Processes.
White Paper - European Coud-Analysts
- Understanding transatlantic risks: A well-founded introduction to cloud applications in the EU context and the dangers of US surveillance laws.
- GDPR-compliant cloud solutions for businesses: Why European cloud providers are the legally more sustainable choice – with practical examples and recommendations for action.
- EU vs. USA – Data Protection, Security & Areas of Use: A side-by-side comparison of leading vendors focused on compliance, data sovereignty, and mission-critical requirements.
