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sproof sign
sproof sign · Puch bei Hallein, Salzburg, Austria · founded 2019
What it is
sproof sign is a web and API service for electronic signatures and digital approval workflows for contracts. You can upload documents, place signature fields, choose a sequential signing order, and send invitations. Invitees may sign from an email invitation without registering. The service supports simple, advanced, and qualified electronic signatures, identified as EES, FES, and QES, with identity verification. Workflow templates, team sharing, roles, and assistant access support document preparation. Integrations include Microsoft SharePoint, Word, Teams, Google Drive, Zapier, Make, DATEV, DocuWare, and Personio. Enterprise includes API access for automating workflows, plus embedded signatures and identity checks, single sign-on, custom branding and domains, and premium support with a personal contact. sproof describes the platform as GDPR- and eIDAS-compliant, ISO 27001 certified, and hosted in Europe. Plans cover private users, individuals, teams, and enterprises. Private signing is free; Single costs €15 a month and Team €170 a month, both with annual billing excluding VAT. Single and Team include a 14-day trial.
For and against
For
- Supports EES, FES, and QES signatures
- Invitees can sign without registering
- Includes templates, roles, and team sharing
- Connects with major workplace services
- Enterprise API automates signature workflows
Against
- Single and Team prices exclude VAT
- API access is limited to Enterprise
- Service is web and API based
The verdict
sproof sign combines several electronic signature levels with sequential workflows, identity verification, collaboration tools, and integrations. Its free private option and paid individual and team plans provide different starting points, while Enterprise adds automation and advanced administration.
Who it suits
It suits individuals, small teams, departments, and companies needing contract signatures or approval workflows. Private users, students, and associations can use the free PDF-signing plan.
Plans and prices
Private Plan
Free electronic signing for private individuals, students, and associations
Read 19 Sep 2026 · sproof.com
Single
1 user license · 100 FES/year · 10 QES/year · additional FES 1€
Read 4 Oct 2026 · sproof.com
Team
10 user licenses · 2 User+ upgrades · 1,200 FES/year · 120 qualified signatures/year
Read 4 Oct 2026 · sproof.com
Private
For private individuals, students, or associations · free PDF signing
Read 4 Oct 2026 · sproof.com
Enterprise
Individual user and signature contingent · API access · SSO · premium support
Read 4 Oct 2026 · sproof.com
On the record
- API
- The Enterprise plan includes API access for automating signature workflows.sproof.com · read 4 Oct 2026
- API access
- Yessproof.com · read 19 Sep 2026
- Audit trail
- Completed workflows provide participants with the signed document and a tamper-proof audit trail.sproof.com · read 4 Oct 2026
- Bulk sending
- Yessproof.com · read 19 Sep 2026
- Collaboration
- The product supports workflow templates, team sharing, roles, and assistant access for preparing documents.sproof.com · read 4 Oct 2026
- Company
- sproof GmbH says it was founded in 2019 and is headquartered in Austria.sproof.com · read 4 Oct 2026
- Compliance
- The company describes its platform as GDPR- and eIDAS-compliant and hosted on European servers.sproof.com · read 4 Oct 2026
- External signing
- Invitees can sign through an email invitation without registering.sproof.com · read 4 Oct 2026
- Hosting and security
- sproof says it is ISO 27001 certified and developed and hosted in Europe.sproof.com · read 4 Oct 2026
- Integrations
- Its integrations include Microsoft SharePoint, Word, Teams, Google Drive, Zapier, Make, DATEV, DocuWare, and Personio.sproof.com · read 4 Oct 2026
- Intended customers
- The pricing page presents Single for individuals, Team for small teams and departments, and Enterprise for companies and corporations.sproof.com · read 4 Oct 2026
- Purpose
- sproof sign provides electronic signatures and digital approval workflows for contracts.sproof.com · read 4 Oct 2026
- Signature types
- It supports simple, advanced, and qualified electronic signatures (EES, FES, and QES).sproof.com · read 4 Oct 2026
- Support
- The Enterprise plan includes premium support with a direct personal point of contact.sproof.com · read 4 Oct 2026
- Trial
- The pricing page offers a 14-day free trial for the Single and Team plans.sproof.com · read 4 Oct 2026
- Workflow
- Users can upload documents, set signature positions and signer order, and send documents for signing.sproof.com · read 4 Oct 2026
