sproof sign
sproof sign provides electronic signatures and approval workflows for contracts.
What sproof sign is
sproof sign provides electronic signatures and approval workflows for contracts. Users upload a document, place signature fields, set the signing order, and send it out; invitees can sign from an email invitation without registering. It supports simple, advanced, and qualified electronic signatures, along with workflow templates, team sharing, roles, and assistant access for preparing documents. Integrations include Microsoft SharePoint, Word, Teams, Google Drive, Zapier, Make, DATEV, DocuWare, and Personio. Enterprise includes API access for automating signature workflows, as well as embedded signatures and identity checks, single sign-on, custom branding and domains, and premium support with a personal contact. sproof says it is ISO 27001 certified and describes the platform as GDPR- and eIDAS-compliant, developed and hosted in Europe. The company presents plans for individuals, small teams, and larger companies. Private offers free PDF signing. Single is €15 a month and Team is €170 a month, both with annual billing excluding VAT; both plans offer a 14-day trial. The web and API service is made by sproof sign, founded in 2019 and based in Puch bei Hallein, Salzburg, Austria.
Good
- Supports simple, advanced, and qualified signatures.
- Invitees can sign without registering.
- Templates, roles, and team sharing support workflows.
- Integrates with Microsoft, Google, and business tools.
- 14-day trial for Single and Team plans.
Watch out
- Single costs €15 a month, billed annually.
- Team costs €170 a month, billed annually.
- Annual plan prices exclude VAT.
- API access is included in Enterprise.
Who it suits
sproof sign offers a free PDF-signing option for private individuals, students, and associations, with paid plans presented for individuals, teams, and companies. Teams that need structured approvals or Enterprise API automation may find its workflow features relevant.
Verdict
sproof sign combines several signature types with tools for preparing and routing contract approvals. Its free PDF option and trial provide entry points, while API automation is reserved for Enterprise.
Plans and prices
From sproof sign's own pricing page, checked 19 Sep 2026.
| Plan | Price | What it gives you |
|---|---|---|
| Private Plan | — | Free electronic signing for private individuals, students, and associations |
| Single | €15 a month | 1 user license · 100 FES/year · 10 QES/year · additional FES 1€ · additional QES 2,50€ · Annual billing (excl. VAT) |
| Team | €170 a month | 10 user licenses · 2 User+ upgrades · 1,200 FES/year · 120 qualified signatures/year · additional FES 1€ · additional QES 2,50€ · Annual billing (excl. VAT) |
| Private | Free | For private individuals, students, or associations · free PDF signing |
| Enterprise | Priced on request | Individual user and signature contingent · API access · SSO · premium support · Tailor-made according to your wishes |
The facts
Each one read from sproof sign's own pages, with the date it was checked.
What it does
- API
- The Enterprise plan includes API access for automating signature workflows.checked 4 Oct 2026
- API access
- Yeschecked 19 Sep 2026
- Audit trail
- Completed workflows provide participants with the signed document and a tamper-proof audit trail.checked 4 Oct 2026
- Bulk sending
- Yeschecked 19 Sep 2026
- Collaboration
- The product supports workflow templates, team sharing, roles, and assistant access for preparing documents.checked 4 Oct 2026
- Compliance
- The company describes its platform as GDPR- and eIDAS-compliant and hosted on European servers.checked 4 Oct 2026
- External signing
- Invitees can sign through an email invitation without registering.checked 4 Oct 2026
- Hosting and security
- sproof says it is ISO 27001 certified and developed and hosted in Europe.checked 4 Oct 2026
- Integrations
- Its integrations include Microsoft SharePoint, Word, Teams, Google Drive, Zapier, Make, DATEV, DocuWare, and Personio.checked 4 Oct 2026
- Intended customers
- The pricing page presents Single for individuals, Team for small teams and departments, and Enterprise for companies and corporations.checked 4 Oct 2026
- Purpose
- sproof sign provides electronic signatures and digital approval workflows for contracts.checked 4 Oct 2026
- Signature types
- It supports simple, advanced, and qualified electronic signatures (EES, FES, and QES).checked 4 Oct 2026
- Support
- The Enterprise plan includes premium support with a direct personal point of contact.checked 4 Oct 2026
- Workflow
- Users can upload documents, set signature positions and signer order, and send documents for signing.checked 4 Oct 2026
The company
- Company
- sproof GmbH says it was founded in 2019 and is headquartered in Austria.checked 4 Oct 2026
- Founded
- 2019checked 28 Sep 2026
- Headquarters
- Puch bei Hallein, Salzburg, Austriachecked 28 Sep 2026
Money
- Free plan
- Yeschecked 19 Sep 2026
- Trial
- The pricing page offers a 14-day free trial for the Single and Team plans.checked 4 Oct 2026
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