Whistleflow vs Zateo

Side-by-side facts for Whistleflow and Zateo, sourced from vendor-published materials. Both platforms market themselves for EU Directive 2019/1937 compliance.

At a glance

Whistleflow

Italian cloud whistleblowing channel from Innovio SpA with published tiers from EUR 29/month plus a EUR 250 annual setup fee.

Headquarters: Prato, Italy
Pricing: Basic EUR 29/month (up to 50 employees); Standard EUR 59/month (up to 250); Premium EUR 149/month (up to 500); Enterprise custom (500+). EUR 250 annual setup fee on all plans; prices exclude VAT.
EU data hosting: EU (named data centre)
EU member states referenced: 1 of 27
Certifications: ISO 27001 + 1 more
AI on report content: No AI processing of report content

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Zateo

German whistleblowing SaaS from Selfox UG with published tiers from EUR 79/month, anonymous reporting, and Germany-based hosting on an ISO/IEC 27001-certified provider.

Headquarters: Wietzen, Germany
Pricing: Compliance Basic EUR 79/month, Compliance Pro EUR 119/month, Compliance Ultimate from EUR 399/month; all quoted monthly but billed annually, plus German VAT (zzgl. MwSt.).
EU data hosting: EU (named data centre)
EU member states referenced: 1 of 27
Certifications: None published
AI on report content: No AI processing of report content

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Full facts, side by side

Full facts, side by side: Whistleflow and Zateo
Attribute	Whistleflow	Zateo
Headquarters	Prato, Italy	Wietzen, Germany
Ownership	Private - Innovio SpA (Italy, P.IVA 04923180485)	Private - Selfox UG (haftungsbeschränkt), Wietzen, Germany (Amtsgericht Walsrode HRB 207827)
Pricing	Basic EUR 29/month (up to 50 employees); Standard EUR 59/month (up to 250); Premium EUR 149/month (up to 500); Enterprise custom (500+). EUR 250 annual setup fee on all plans; prices exclude VAT.	Compliance Basic EUR 79/month, Compliance Pro EUR 119/month, Compliance Ultimate from EUR 399/month; all quoted monthly but billed annually, plus German VAT (zzgl. MwSt.).
Pricing model	Tiered (per employee)	Tiered (per employee)
Procurement model	Demo required	Self-serve sign-up
Free trial	No	✓ Yes
EU data hosting	EU (named data centre) European Azure or AWS cloud (vendor-stated); specific EU country not disclosed	EU (named data centre) Germany-based hosting on an ISO/IEC 27001-certified provider (Hetzner, vendor-stated)
EU member states referenced	1 of 27	1 of 27
EU reporting languages	Partial	Undisclosed
Total reporting languages	2	Undisclosed
AI on report content	No AI processing of report content	No AI processing of report content
Certifications	ISO/IEC 27001 (vendor Innovio SpA) ISO 9001 (vendor Innovio SpA)	None published
National laws referenced	EU Directive 2019/1937 Italy (D.Lgs 24/2023)	EU Directive 2019/1937 Germany (HinSchG)
Anonymous reporting	✓	✓
Case management	✓	✓
Multi-channel intake	—	—
Public API	✓	—
GDPR (vendor claim)	✓	✓
EU Directive 2019/1937 (vendor claim)	✓	✓
Last verified	19 July 2026	19 July 2026

How Whistleflow and Zateo differ

Both Whistleflow and Zateo can host whistleblower report data inside the EU. Whistleflow references 1 of the 27 EU member states and Zateo references 1. Whistleflow lists ISO 27001 certification; Zateo does not. Zateo offers self-serve sign-up, whereas Whistleflow routes buyers through a demo or sales process. Neither processes report content with AI. Both market themselves for EU Directive 2019/1937 compliance, so the better fit depends on your priorities around data residency, certification, pricing transparency, and use of AI.

Whistleflow vs Zateo: common questions

Does Whistleflow or Zateo host whistleblower data in the EU?

Both Whistleflow and Zateo can host whistleblower report data inside the EU.

How many EU member states do Whistleflow and Zateo cover?

Whistleflow references 1 of the 27 EU member states and Zateo references 1.

Is Whistleflow or Zateo ISO 27001 certified?

Whistleflow lists ISO 27001 certification; Zateo does not.

How do Whistleflow and Zateo pricing and sign-up compare?

Whistleflow is priced at Basic EUR 29/month (up to 50 employees); Standard EUR 59/month (up to 250); Premium EUR 149/month (up to 500); Enterprise custom (500+). EUR 250 annual setup fee on all plans; prices exclude VAT.. Zateo is priced at Compliance Basic EUR 79/month, Compliance Pro EUR 119/month, Compliance Ultimate from EUR 399/month; all quoted monthly but billed annually, plus German VAT (zzgl. MwSt.).. Zateo offers self-serve sign-up, whereas Whistleflow routes buyers through a demo or sales process.

Do Whistleflow or Zateo use AI on whistleblower reports?

Neither processes report content with AI.

Another option in this directory

Whistleflow and Zateo are two of the platforms indexed here. If your shortlist is still open, one more worth comparing — with a different set of tradeoffs:

EthicsPortal

Whistleblower reporting portal hosted on Hetzner in Germany. Flat €60/month plan.

Headquarters: Poland
Pricing: €60/month, or €41.67/month billed annually (€500/year)
EU data hosting: EU (named data centre)
EU member states referenced: All 27
Certifications: ISO 27001
AI on report content: No AI processing of report content

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Compare this tool against other platforms in the directory.

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