Whisly vs Zateo

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

At a glance

Whisly

Hungarian whistleblower platform aligned to Act XXV of 2023. Regional presence in Slovakia via a dedicated domain.

Headquarters: Hungary
Pricing: Hungary pricing: 0-50 employees HUF 19,000/month, 50-500 HUF 29,000/month, 500-1000 HUF 39,000/month, 1000+ custom. Slovakia pricing: 0-50 employees €49/month, 50-500 €79/month, 500-1000 €119/month, 1000+ custom.
EU data hosting: Not disclosed
EU member states referenced: 2 of 27
Certifications: None published
AI on report content: Undisclosed

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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: Whisly and Zateo
Attribute	Whisly	Zateo
Headquarters	Hungary	Wietzen, Germany
Ownership	Whisly Kft.	Private - Selfox UG (haftungsbeschränkt), Wietzen, Germany (Amtsgericht Walsrode HRB 207827)
Pricing	Hungary pricing: 0-50 employees HUF 19,000/month, 50-500 HUF 29,000/month, 500-1000 HUF 39,000/month, 1000+ custom. Slovakia pricing: 0-50 employees €49/month, 50-500 €79/month, 500-1000 €119/month, 1000+ custom.	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	Flat published rate	Tiered (per employee)
Procurement model	Demo required	Self-serve sign-up
Free trial	No	✓ Yes
EU data hosting	Not disclosed	EU (named data centre) Germany-based hosting on an ISO/IEC 27001-certified provider (Hetzner, vendor-stated)
EU member states referenced	2 of 27	1 of 27
EU reporting languages	3 of 24	Undisclosed
Total reporting languages	5	Undisclosed
AI on report content	Undisclosed	No AI processing of report content
Certifications	None published	None published
National laws referenced	Hungary (2023. évi XXV. törvény) Slovakia (Zákon č. 54/2019, as amended) EU Directive 2019/1937	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	24 May 2026	19 July 2026

How Whisly and Zateo differ

Zateo can host report data inside the EU, while Whisly does not publish an EU hosting option. Whisly references 2 of the 27 EU member states and Zateo references 1. Neither lists an ISO 27001 certification. Zateo offers self-serve sign-up, whereas Whisly routes buyers through a demo or sales process. Whisly processes report content with AI, while Zateo does not. 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.

Whisly vs Zateo: common questions

Does Whisly or Zateo host whistleblower data in the EU?

Zateo can host report data inside the EU, while Whisly does not publish an EU hosting option.

How many EU member states do Whisly and Zateo cover?

Whisly references 2 of the 27 EU member states and Zateo references 1.

Is Whisly or Zateo ISO 27001 certified?

Neither lists an ISO 27001 certification.

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

Whisly is priced at Hungary pricing: 0-50 employees HUF 19,000/month, 50-500 HUF 29,000/month, 500-1000 HUF 39,000/month, 1000+ custom. Slovakia pricing: 0-50 employees €49/month, 50-500 €79/month, 500-1000 €119/month, 1000+ custom.. 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 Whisly routes buyers through a demo or sales process.

Do Whisly or Zateo use AI on whistleblower reports?

Whisly processes report content with AI, while Zateo does not.

Another option in this directory

Whisly 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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